2485400

素因数分解:

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

素因数の和:93

約数の個数: 72

約数和(自身を含む): 6281220

約数和(自身を除く): 3795820

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 43, 50, 68, 85, 86, 100, 136, 170, 172, 200, 215, 289, 340, 344, 425, 430, 578, 680, 731, 850, 860, 1075, 1156, 1445, 1462, 1700, 1720, 2150, 2312, 2890, 2924, 3400, 3655, 4300, 5780, 5848, 7225, 7310, 8600, 11560, 12427, 14450, 14620, 18275, 24854, 28900, 29240, 36550, 49708, 57800, 62135, 73100, 99416, 124270, 146200, 248540, 310675, 497080, 621350, 1242700, 2485400]

約数ペア:

[(1, 2485400), (2, 1242700), (4, 621350), (5, 497080), (8, 310675), (10, 248540), (17, 146200), (20, 124270), (25, 99416), (34, 73100), (40, 62135), (43, 57800), (50, 49708), (68, 36550), (85, 29240), (86, 28900), (100, 24854), (136, 18275), (170, 14620), (172, 14450), (200, 12427), (215, 11560), (289, 8600), (340, 7310), (344, 7225), (425, 5848), (430, 5780), (578, 4300), (680, 3655), (731, 3400), (850, 2924), (860, 2890), (1075, 2312), (1156, 2150), (1445, 1720), (1462, 1700)]