8445580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2953}}^1$

素因数の和:2986

約数の個数: 48

約数和(自身を含む): 20843424

約数和(自身を除く): 12397844

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 2953, 5906, 11812, 14765, 29530, 32483, 38389, 59060, 64966, 76778, 129932, 153556, 162415, 191945, 324830, 383890, 422279, 649660, 767780, 844558, 1689116, 2111395, 4222790, 8445580]

約数ペア:

[(1, 8445580), (2, 4222790), (4, 2111395), (5, 1689116), (10, 844558), (11, 767780), (13, 649660), (20, 422279), (22, 383890), (26, 324830), (44, 191945), (52, 162415), (55, 153556), (65, 129932), (110, 76778), (130, 64966), (143, 59060), (220, 38389), (260, 32483), (286, 29530), (572, 14765), (715, 11812), (1430, 5906), (2860, 2953)]