203417780

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{68261}}^1$

素因数の和:68419

約数の個数: 24

約数和(自身を含む): 430050600

約数和(自身を除く): 226632820

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 68261, 136522, 273044, 341305, 682610, 1365220, 10170889, 20341778, 40683556, 50854445, 101708890, 203417780]

約数ペア:

[(1, 203417780), (2, 101708890), (4, 50854445), (5, 40683556), (10, 20341778), (20, 10170889), (149, 1365220), (298, 682610), (596, 341305), (745, 273044), (1490, 136522), (2980, 68261)]