2931240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1879}}^1$

素因数の和:1906

約数の個数: 64

約数和(自身を含む): 9475200

約数和(自身を除く): 6543960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 1879, 3758, 5637, 7516, 9395, 11274, 15032, 18790, 22548, 24427, 28185, 37580, 45096, 48854, 56370, 73281, 75160, 97708, 112740, 122135, 146562, 195416, 225480, 244270, 293124, 366405, 488540, 586248, 732810, 977080, 1465620, 2931240]

約数ペア:

[(1, 2931240), (2, 1465620), (3, 977080), (4, 732810), (5, 586248), (6, 488540), (8, 366405), (10, 293124), (12, 244270), (13, 225480), (15, 195416), (20, 146562), (24, 122135), (26, 112740), (30, 97708), (39, 75160), (40, 73281), (52, 56370), (60, 48854), (65, 45096), (78, 37580), (104, 28185), (120, 24427), (130, 22548), (156, 18790), (195, 15032), (260, 11274), (312, 9395), (390, 7516), (520, 5637), (780, 3758), (1560, 1879)]