2903113640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{142031}}^1$

素因数の和:142122

約数の個数: 64

約数和(自身を含む): 7567464960

約数和(自身を除く): 4664351320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 4088, 5110, 10220, 20440, 142031, 284062, 568124, 710155, 994217, 1136248, 1420310, 1988434, 2840620, 3976868, 4971085, 5681240, 7953736, 9942170, 10368263, 19884340, 20736526, 39768680, 41473052, 51841315, 72577841, 82946104, 103682630, 145155682, 207365260, 290311364, 362889205, 414730520, 580622728, 725778410, 1451556820, 2903113640]

約数ペア:

[(1, 2903113640), (2, 1451556820), (4, 725778410), (5, 580622728), (7, 414730520), (8, 362889205), (10, 290311364), (14, 207365260), (20, 145155682), (28, 103682630), (35, 82946104), (40, 72577841), (56, 51841315), (70, 41473052), (73, 39768680), (140, 20736526), (146, 19884340), (280, 10368263), (292, 9942170), (365, 7953736), (511, 5681240), (584, 4971085), (730, 3976868), (1022, 2840620), (1460, 1988434), (2044, 1420310), (2555, 1136248), (2920, 994217), (4088, 710155), (5110, 568124), (10220, 284062), (20440, 142031)]