27420740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{941}}^1$

素因数の和:1028

約数の個数: 48

約数和(自身を含む): 60770304

約数和(自身を除く): 33349564

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 155, 188, 235, 310, 470, 620, 940, 941, 1457, 1882, 2914, 3764, 4705, 5828, 7285, 9410, 14570, 18820, 29140, 29171, 44227, 58342, 88454, 116684, 145855, 176908, 221135, 291710, 442270, 583420, 884540, 1371037, 2742074, 5484148, 6855185, 13710370, 27420740]

約数ペア:

[(1, 27420740), (2, 13710370), (4, 6855185), (5, 5484148), (10, 2742074), (20, 1371037), (31, 884540), (47, 583420), (62, 442270), (94, 291710), (124, 221135), (155, 176908), (188, 145855), (235, 116684), (310, 88454), (470, 58342), (620, 44227), (940, 29171), (941, 29140), (1457, 18820), (1882, 14570), (2914, 9410), (3764, 7285), (4705, 5828)]