27331660

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 59808672

約数和(自身を除く): 32477012

約数列:

[1, 2, 4, 5, 10, 20, 43, 61, 86, 122, 172, 215, 244, 305, 430, 521, 610, 860, 1042, 1220, 2084, 2605, 2623, 5210, 5246, 10420, 10492, 13115, 22403, 26230, 31781, 44806, 52460, 63562, 89612, 112015, 127124, 158905, 224030, 317810, 448060, 635620, 1366583, 2733166, 5466332, 6832915, 13665830, 27331660]

約数ペア:

[(1, 27331660), (2, 13665830), (4, 6832915), (5, 5466332), (10, 2733166), (20, 1366583), (43, 635620), (61, 448060), (86, 317810), (122, 224030), (172, 158905), (215, 127124), (244, 112015), (305, 89612), (430, 63562), (521, 52460), (610, 44806), (860, 31781), (1042, 26230), (1220, 22403), (2084, 13115), (2605, 10492), (2623, 10420), (5210, 5246)]