4024280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 9979200

約数和(自身を除く): 5954920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 109, 130, 142, 218, 260, 284, 355, 436, 520, 545, 568, 710, 872, 923, 1090, 1417, 1420, 1846, 2180, 2834, 2840, 3692, 4360, 4615, 5668, 7085, 7384, 7739, 9230, 11336, 14170, 15478, 18460, 28340, 30956, 36920, 38695, 56680, 61912, 77390, 100607, 154780, 201214, 309560, 402428, 503035, 804856, 1006070, 2012140, 4024280]

約数ペア:

[(1, 4024280), (2, 2012140), (4, 1006070), (5, 804856), (8, 503035), (10, 402428), (13, 309560), (20, 201214), (26, 154780), (40, 100607), (52, 77390), (65, 61912), (71, 56680), (104, 38695), (109, 36920), (130, 30956), (142, 28340), (218, 18460), (260, 15478), (284, 14170), (355, 11336), (436, 9230), (520, 7739), (545, 7384), (568, 7085), (710, 5668), (872, 4615), (923, 4360), (1090, 3692), (1417, 2840), (1420, 2834), (1846, 2180)]