2031540

素因数分解:

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

素因数の和:717

約数の個数: 72

約数和(自身を含む): 6626592

約数和(自身を除く): 4595052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 691, 735, 980, 1382, 1470, 2073, 2764, 2940, 3455, 4146, 4837, 6910, 8292, 9674, 10365, 13820, 14511, 19348, 20730, 24185, 29022, 33859, 41460, 48370, 58044, 67718, 72555, 96740, 101577, 135436, 145110, 169295, 203154, 290220, 338590, 406308, 507885, 677180, 1015770, 2031540]

約数ペア:

[(1, 2031540), (2, 1015770), (3, 677180), (4, 507885), (5, 406308), (6, 338590), (7, 290220), (10, 203154), (12, 169295), (14, 145110), (15, 135436), (20, 101577), (21, 96740), (28, 72555), (30, 67718), (35, 58044), (42, 48370), (49, 41460), (60, 33859), (70, 29022), (84, 24185), (98, 20730), (105, 19348), (140, 14511), (147, 13820), (196, 10365), (210, 9674), (245, 8292), (294, 6910), (420, 4837), (490, 4146), (588, 3455), (691, 2940), (735, 2764), (980, 2073), (1382, 1470)]