31927740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40933}}^1$

素因数の和:40958

約数の個数: 48

約数和(自身を含む): 96276768

約数和(自身を除く): 64349028

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, 40933, 81866, 122799, 163732, 204665, 245598, 409330, 491196, 532129, 613995, 818660, 1064258, 1227990, 1596387, 2128516, 2455980, 2660645, 3192774, 5321290, 6385548, 7981935, 10642580, 15963870, 31927740]

約数ペア:

[(1, 31927740), (2, 15963870), (3, 10642580), (4, 7981935), (5, 6385548), (6, 5321290), (10, 3192774), (12, 2660645), (13, 2455980), (15, 2128516), (20, 1596387), (26, 1227990), (30, 1064258), (39, 818660), (52, 613995), (60, 532129), (65, 491196), (78, 409330), (130, 245598), (156, 204665), (195, 163732), (260, 122799), (390, 81866), (780, 40933)]