646995890

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{22567}}^1$

素因数の和:22682

約数の個数: 32

約数和(自身を含む): 1208922624

約数和(自身を除く): 561926734

約数列:

[1, 2, 5, 10, 47, 61, 94, 122, 235, 305, 470, 610, 2867, 5734, 14335, 22567, 28670, 45134, 112835, 225670, 1060649, 1376587, 2121298, 2753174, 5303245, 6882935, 10606490, 13765870, 64699589, 129399178, 323497945, 646995890]

約数ペア:

[(1, 646995890), (2, 323497945), (5, 129399178), (10, 64699589), (47, 13765870), (61, 10606490), (94, 6882935), (122, 5303245), (235, 2753174), (305, 2121298), (470, 1376587), (610, 1060649), (2867, 225670), (5734, 112835), (14335, 45134), (22567, 28670)]