628810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1$

素因数の和:718

約数の個数: 32

約数和(自身を含む): 1395072

約数和(自身を除く): 766262

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 691, 910, 1382, 3455, 4837, 6910, 8983, 9674, 17966, 24185, 44915, 48370, 62881, 89830, 125762, 314405, 628810]

約数ペア:

[(1, 628810), (2, 314405), (5, 125762), (7, 89830), (10, 62881), (13, 48370), (14, 44915), (26, 24185), (35, 17966), (65, 9674), (70, 8983), (91, 6910), (130, 4837), (182, 3455), (455, 1382), (691, 910)]