12748840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24517}}^1$

素因数の和:24541

約数の個数: 32

約数和(自身を含む): 30892680

約数和(自身を除く): 18143840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 24517, 49034, 98068, 122585, 196136, 245170, 318721, 490340, 637442, 980680, 1274884, 1593605, 2549768, 3187210, 6374420, 12748840]

約数ペア:

[(1, 12748840), (2, 6374420), (4, 3187210), (5, 2549768), (8, 1593605), (10, 1274884), (13, 980680), (20, 637442), (26, 490340), (40, 318721), (52, 245170), (65, 196136), (104, 122585), (130, 98068), (260, 49034), (520, 24517)]