57738620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 124867008

約数和(自身を除く): 67128388

約数列:

[1, 2, 4, 5, 10, 20, 71, 73, 142, 146, 284, 292, 355, 365, 557, 710, 730, 1114, 1420, 1460, 2228, 2785, 5183, 5570, 10366, 11140, 20732, 25915, 39547, 40661, 51830, 79094, 81322, 103660, 158188, 162644, 197735, 203305, 395470, 406610, 790940, 813220, 2886931, 5773862, 11547724, 14434655, 28869310, 57738620]

約数ペア:

[(1, 57738620), (2, 28869310), (4, 14434655), (5, 11547724), (10, 5773862), (20, 2886931), (71, 813220), (73, 790940), (142, 406610), (146, 395470), (284, 203305), (292, 197735), (355, 162644), (365, 158188), (557, 103660), (710, 81322), (730, 79094), (1114, 51830), (1420, 40661), (1460, 39547), (2228, 25915), (2785, 20732), (5183, 11140), (5570, 10366)]