23902580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{617}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 54507600

約数和(自身を除く): 30605020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 260, 298, 596, 617, 745, 1234, 1490, 1937, 2468, 2980, 3085, 3874, 6170, 7748, 8021, 9685, 12340, 16042, 19370, 32084, 38740, 40105, 80210, 91933, 160420, 183866, 367732, 459665, 919330, 1195129, 1838660, 2390258, 4780516, 5975645, 11951290, 23902580]

約数ペア:

[(1, 23902580), (2, 11951290), (4, 5975645), (5, 4780516), (10, 2390258), (13, 1838660), (20, 1195129), (26, 919330), (52, 459665), (65, 367732), (130, 183866), (149, 160420), (260, 91933), (298, 80210), (596, 40105), (617, 38740), (745, 32084), (1234, 19370), (1490, 16042), (1937, 12340), (2468, 9685), (2980, 8021), (3085, 7748), (3874, 6170)]