1640157780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{27335963}}^1$

素因数の和:27335975

約数の個数: 24

約数和(自身を含む): 4592441952

約数和(自身を除く): 2952284172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 27335963, 54671926, 82007889, 109343852, 136679815, 164015778, 273359630, 328031556, 410039445, 546719260, 820078890, 1640157780]

約数ペア:

[(1, 1640157780), (2, 820078890), (3, 546719260), (4, 410039445), (5, 328031556), (6, 273359630), (10, 164015778), (12, 136679815), (15, 109343852), (20, 82007889), (30, 54671926), (60, 27335963)]