1886430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1$

素因数の和:721

約数の個数: 64

約数和(自身を含む): 5580288

約数和(自身を除く): 3693858

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 691, 910, 1365, 1382, 2073, 2730, 3455, 4146, 4837, 6910, 8983, 9674, 10365, 14511, 17966, 20730, 24185, 26949, 29022, 44915, 48370, 53898, 62881, 72555, 89830, 125762, 134745, 145110, 188643, 269490, 314405, 377286, 628810, 943215, 1886430]

約数ペア:

[(1, 1886430), (2, 943215), (3, 628810), (5, 377286), (6, 314405), (7, 269490), (10, 188643), (13, 145110), (14, 134745), (15, 125762), (21, 89830), (26, 72555), (30, 62881), (35, 53898), (39, 48370), (42, 44915), (65, 29022), (70, 26949), (78, 24185), (91, 20730), (105, 17966), (130, 14511), (182, 10365), (195, 9674), (210, 8983), (273, 6910), (390, 4837), (455, 4146), (546, 3455), (691, 2730), (910, 2073), (1365, 1382)]