199973320

素因数分解:

$2^3\times 5^1\times {\mathrm{1667}}^1\times {\mathrm{2999}}^1$

素因数の和:4677

約数の個数: 32

約数和(自身を含む): 450360000

約数和(自身を除く): 250386680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1667, 2999, 3334, 5998, 6668, 8335, 11996, 13336, 14995, 16670, 23992, 29990, 33340, 59980, 66680, 119960, 4999333, 9998666, 19997332, 24996665, 39994664, 49993330, 99986660, 199973320]

約数ペア:

[(1, 199973320), (2, 99986660), (4, 49993330), (5, 39994664), (8, 24996665), (10, 19997332), (20, 9998666), (40, 4999333), (1667, 119960), (2999, 66680), (3334, 59980), (5998, 33340), (6668, 29990), (8335, 23992), (11996, 16670), (13336, 14995)]