326197360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239851}}^1$

素因数の和:239881

約数の個数: 40

約数和(自身を含む): 803024496

約数和(自身を除く): 476827136

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 239851, 479702, 959404, 1199255, 1918808, 2398510, 3837616, 4077467, 4797020, 8154934, 9594040, 16309868, 19188080, 20387335, 32619736, 40774670, 65239472, 81549340, 163098680, 326197360]

約数ペア:

[(1, 326197360), (2, 163098680), (4, 81549340), (5, 65239472), (8, 40774670), (10, 32619736), (16, 20387335), (17, 19188080), (20, 16309868), (34, 9594040), (40, 8154934), (68, 4797020), (80, 4077467), (85, 3837616), (136, 2398510), (170, 1918808), (272, 1199255), (340, 959404), (680, 479702), (1360, 239851)]