18009160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{587}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 44452800

約数和(自身を除く): 26443640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 104, 118, 130, 236, 260, 295, 472, 520, 587, 590, 767, 1174, 1180, 1534, 2348, 2360, 2935, 3068, 3835, 4696, 5870, 6136, 7631, 7670, 11740, 15262, 15340, 23480, 30524, 30680, 34633, 38155, 61048, 69266, 76310, 138532, 152620, 173165, 277064, 305240, 346330, 450229, 692660, 900458, 1385320, 1800916, 2251145, 3601832, 4502290, 9004580, 18009160]

約数ペア:

[(1, 18009160), (2, 9004580), (4, 4502290), (5, 3601832), (8, 2251145), (10, 1800916), (13, 1385320), (20, 900458), (26, 692660), (40, 450229), (52, 346330), (59, 305240), (65, 277064), (104, 173165), (118, 152620), (130, 138532), (236, 76310), (260, 69266), (295, 61048), (472, 38155), (520, 34633), (587, 30680), (590, 30524), (767, 23480), (1174, 15340), (1180, 15262), (1534, 11740), (2348, 7670), (2360, 7631), (2935, 6136), (3068, 5870), (3835, 4696)]