744485780

素因数分解:

$2^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{137359}}^1$

素因数の和:137639

約数の個数: 24

約数和(自身を含む): 1569200640

約数和(自身を除く): 824714860

約数列:

[1, 2, 4, 5, 10, 20, 271, 542, 1084, 1355, 2710, 5420, 137359, 274718, 549436, 686795, 1373590, 2747180, 37224289, 74448578, 148897156, 186121445, 372242890, 744485780]

約数ペア:

[(1, 744485780), (2, 372242890), (4, 186121445), (5, 148897156), (10, 74448578), (20, 37224289), (271, 2747180), (542, 1373590), (1084, 686795), (1355, 549436), (2710, 274718), (5420, 137359)]