2777800

素因数分解:

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

素因数の和:95

約数の個数: 96

約数和(自身を含む): 7365600

約数和(自身を除く): 4587800

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 25, 34, 38, 40, 43, 50, 68, 76, 85, 86, 95, 100, 136, 152, 170, 172, 190, 200, 215, 323, 340, 344, 380, 425, 430, 475, 646, 680, 731, 760, 817, 850, 860, 950, 1075, 1292, 1462, 1615, 1634, 1700, 1720, 1900, 2150, 2584, 2924, 3230, 3268, 3400, 3655, 3800, 4085, 4300, 5848, 6460, 6536, 7310, 8075, 8170, 8600, 12920, 13889, 14620, 16150, 16340, 18275, 20425, 27778, 29240, 32300, 32680, 36550, 40850, 55556, 64600, 69445, 73100, 81700, 111112, 138890, 146200, 163400, 277780, 347225, 555560, 694450, 1388900, 2777800]

約数ペア:

[(1, 2777800), (2, 1388900), (4, 694450), (5, 555560), (8, 347225), (10, 277780), (17, 163400), (19, 146200), (20, 138890), (25, 111112), (34, 81700), (38, 73100), (40, 69445), (43, 64600), (50, 55556), (68, 40850), (76, 36550), (85, 32680), (86, 32300), (95, 29240), (100, 27778), (136, 20425), (152, 18275), (170, 16340), (172, 16150), (190, 14620), (200, 13889), (215, 12920), (323, 8600), (340, 8170), (344, 8075), (380, 7310), (425, 6536), (430, 6460), (475, 5848), (646, 4300), (680, 4085), (731, 3800), (760, 3655), (817, 3400), (850, 3268), (860, 3230), (950, 2924), (1075, 2584), (1292, 2150), (1462, 1900), (1615, 1720), (1634, 1700)]