17982120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11527}}^1$

素因数の和:11554

約数の個数: 64

約数和(自身を含む): 58101120

約数和(自身を除く): 40119000

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, 11527, 23054, 34581, 46108, 57635, 69162, 92216, 115270, 138324, 149851, 172905, 230540, 276648, 299702, 345810, 449553, 461080, 599404, 691620, 749255, 899106, 1198808, 1383240, 1498510, 1798212, 2247765, 2997020, 3596424, 4495530, 5994040, 8991060, 17982120]

約数ペア:

[(1, 17982120), (2, 8991060), (3, 5994040), (4, 4495530), (5, 3596424), (6, 2997020), (8, 2247765), (10, 1798212), (12, 1498510), (13, 1383240), (15, 1198808), (20, 899106), (24, 749255), (26, 691620), (30, 599404), (39, 461080), (40, 449553), (52, 345810), (60, 299702), (65, 276648), (78, 230540), (104, 172905), (120, 149851), (130, 138324), (156, 115270), (195, 92216), (260, 69162), (312, 57635), (390, 46108), (520, 34581), (780, 23054), (1560, 11527)]