229017620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{1423}}^1$

素因数の和:2064

約数の個数: 48

約数和(自身を含む): 519133440

約数和(自身を除く): 290115820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 619, 1238, 1423, 2476, 2846, 3095, 5692, 6190, 7115, 8047, 12380, 14230, 16094, 18499, 28460, 32188, 36998, 40235, 73996, 80470, 92495, 160940, 184990, 369980, 880837, 1761674, 3523348, 4404185, 8808370, 11450881, 17616740, 22901762, 45803524, 57254405, 114508810, 229017620]

約数ペア:

[(1, 229017620), (2, 114508810), (4, 57254405), (5, 45803524), (10, 22901762), (13, 17616740), (20, 11450881), (26, 8808370), (52, 4404185), (65, 3523348), (130, 1761674), (260, 880837), (619, 369980), (1238, 184990), (1423, 160940), (2476, 92495), (2846, 80470), (3095, 73996), (5692, 40235), (6190, 36998), (7115, 32188), (8047, 28460), (12380, 18499), (14230, 16094)]