18605080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{967}}^1$

素因数の和:1028

約数の個数: 64

約数和(自身を含む): 46347840

約数和(自身を除く): 27742760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 967, 1480, 1924, 1934, 2405, 3848, 3868, 4810, 4835, 7736, 9620, 9670, 12571, 19240, 19340, 25142, 35779, 38680, 50284, 62855, 71558, 100568, 125710, 143116, 178895, 251420, 286232, 357790, 465127, 502840, 715580, 930254, 1431160, 1860508, 2325635, 3721016, 4651270, 9302540, 18605080]

約数ペア:

[(1, 18605080), (2, 9302540), (4, 4651270), (5, 3721016), (8, 2325635), (10, 1860508), (13, 1431160), (20, 930254), (26, 715580), (37, 502840), (40, 465127), (52, 357790), (65, 286232), (74, 251420), (104, 178895), (130, 143116), (148, 125710), (185, 100568), (260, 71558), (296, 62855), (370, 50284), (481, 38680), (520, 35779), (740, 25142), (962, 19340), (967, 19240), (1480, 12571), (1924, 9670), (1934, 9620), (2405, 7736), (3848, 4835), (3868, 4810)]