18430620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23629}}^1$

素因数の和:23654

約数の個数: 48

約数和(自身を含む): 55577760

約数和(自身を除く): 37147140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 23629, 47258, 70887, 94516, 118145, 141774, 236290, 283548, 307177, 354435, 472580, 614354, 708870, 921531, 1228708, 1417740, 1535885, 1843062, 3071770, 3686124, 4607655, 6143540, 9215310, 18430620]

約数ペア:

[(1, 18430620), (2, 9215310), (3, 6143540), (4, 4607655), (5, 3686124), (6, 3071770), (10, 1843062), (12, 1535885), (13, 1417740), (15, 1228708), (20, 921531), (26, 708870), (30, 614354), (39, 472580), (52, 354435), (60, 307177), (65, 283548), (78, 236290), (130, 141774), (156, 118145), (195, 94516), (260, 70887), (390, 47258), (780, 23629)]