15190540

素因数分解:

$2^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{1231}}^1$

素因数の和:1857

約数の個数: 24

約数和(自身を含む): 31977792

約数和(自身を除く): 16787252

約数列:

[1, 2, 4, 5, 10, 20, 617, 1231, 1234, 2462, 2468, 3085, 4924, 6155, 6170, 12310, 12340, 24620, 759527, 1519054, 3038108, 3797635, 7595270, 15190540]

約数ペア:

[(1, 15190540), (2, 7595270), (4, 3797635), (5, 3038108), (10, 1519054), (20, 759527), (617, 24620), (1231, 12340), (1234, 12310), (2462, 6170), (2468, 6155), (3085, 4924)]