20833500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:101

約数の個数: 192

約数和(自身を含む): 69189120

約数和(自身を除く): 48355620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 25, 30, 34, 38, 43, 50, 51, 57, 60, 68, 75, 76, 85, 86, 95, 100, 102, 114, 125, 129, 150, 170, 172, 190, 204, 215, 228, 250, 255, 258, 285, 300, 323, 340, 375, 380, 425, 430, 475, 500, 510, 516, 570, 645, 646, 731, 750, 817, 850, 860, 950, 969, 1020, 1075, 1140, 1275, 1290, 1292, 1425, 1462, 1500, 1615, 1634, 1700, 1900, 1938, 2125, 2150, 2193, 2375, 2451, 2550, 2580, 2850, 2924, 3225, 3230, 3268, 3655, 3876, 4085, 4250, 4300, 4386, 4750, 4845, 4902, 5100, 5375, 5700, 6375, 6450, 6460, 7125, 7310, 8075, 8170, 8500, 8772, 9500, 9690, 9804, 10750, 10965, 12255, 12750, 12900, 13889, 14250, 14620, 16125, 16150, 16340, 18275, 19380, 20425, 21500, 21930, 24225, 24510, 25500, 27778, 28500, 32250, 32300, 36550, 40375, 40850, 41667, 43860, 48450, 49020, 54825, 55556, 61275, 64500, 69445, 73100, 80750, 81700, 83334, 91375, 96900, 102125, 109650, 121125, 122550, 138890, 161500, 166668, 182750, 204250, 208335, 219300, 242250, 245100, 274125, 277780, 306375, 347225, 365500, 408500, 416670, 484500, 548250, 612750, 694450, 833340, 1041675, 1096500, 1225500, 1388900, 1736125, 2083350, 3472250, 4166700, 5208375, 6944500, 10416750, 20833500]

約数ペア:

[(1, 20833500), (2, 10416750), (3, 6944500), (4, 5208375), (5, 4166700), (6, 3472250), (10, 2083350), (12, 1736125), (15, 1388900), (17, 1225500), (19, 1096500), (20, 1041675), (25, 833340), (30, 694450), (34, 612750), (38, 548250), (43, 484500), (50, 416670), (51, 408500), (57, 365500), (60, 347225), (68, 306375), (75, 277780), (76, 274125), (85, 245100), (86, 242250), (95, 219300), (100, 208335), (102, 204250), (114, 182750), (125, 166668), (129, 161500), (150, 138890), (170, 122550), (172, 121125), (190, 109650), (204, 102125), (215, 96900), (228, 91375), (250, 83334), (255, 81700), (258, 80750), (285, 73100), (300, 69445), (323, 64500), (340, 61275), (375, 55556), (380, 54825), (425, 49020), (430, 48450), (475, 43860), (500, 41667), (510, 40850), (516, 40375), (570, 36550), (645, 32300), (646, 32250), (731, 28500), (750, 27778), (817, 25500), (850, 24510), (860, 24225), (950, 21930), (969, 21500), (1020, 20425), (1075, 19380), (1140, 18275), (1275, 16340), (1290, 16150), (1292, 16125), (1425, 14620), (1462, 14250), (1500, 13889), (1615, 12900), (1634, 12750), (1700, 12255), (1900, 10965), (1938, 10750), (2125, 9804), (2150, 9690), (2193, 9500), (2375, 8772), (2451, 8500), (2550, 8170), (2580, 8075), (2850, 7310), (2924, 7125), (3225, 6460), (3230, 6450), (3268, 6375), (3655, 5700), (3876, 5375), (4085, 5100), (4250, 4902), (4300, 4845), (4386, 4750)]