236980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1$

素因数の和:84

約数の個数: 36

約数和(自身を含む): 541548

約数和(自身を除く): 304568

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 289, 340, 410, 578, 697, 820, 1156, 1394, 1445, 2788, 2890, 3485, 5780, 6970, 11849, 13940, 23698, 47396, 59245, 118490, 236980]

約数ペア:

[(1, 236980), (2, 118490), (4, 59245), (5, 47396), (10, 23698), (17, 13940), (20, 11849), (34, 6970), (41, 5780), (68, 3485), (82, 2890), (85, 2788), (164, 1445), (170, 1394), (205, 1156), (289, 820), (340, 697), (410, 578)]