739846820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{23251}}^1$

素因数の和:23340

約数の個数: 48

約数和(自身を含む): 1632848448

約数和(自身を除く): 893001628

約数列:

[1, 2, 4, 5, 10, 20, 37, 43, 74, 86, 148, 172, 185, 215, 370, 430, 740, 860, 1591, 3182, 6364, 7955, 15910, 23251, 31820, 46502, 93004, 116255, 232510, 465020, 860287, 999793, 1720574, 1999586, 3441148, 3999172, 4301435, 4998965, 8602870, 9997930, 17205740, 19995860, 36992341, 73984682, 147969364, 184961705, 369923410, 739846820]

約数ペア:

[(1, 739846820), (2, 369923410), (4, 184961705), (5, 147969364), (10, 73984682), (20, 36992341), (37, 19995860), (43, 17205740), (74, 9997930), (86, 8602870), (148, 4998965), (172, 4301435), (185, 3999172), (215, 3441148), (370, 1999586), (430, 1720574), (740, 999793), (860, 860287), (1591, 465020), (3182, 232510), (6364, 116255), (7955, 93004), (15910, 46502), (23251, 31820)]