55642340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{214009}}^1$

素因数の和:214031

約数の個数: 24

約数和(自身を含む): 125837880

約数和(自身を除く): 70195540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 214009, 428018, 856036, 1070045, 2140090, 2782117, 4280180, 5564234, 11128468, 13910585, 27821170, 55642340]

約数ペア:

[(1, 55642340), (2, 27821170), (4, 13910585), (5, 11128468), (10, 5564234), (13, 4280180), (20, 2782117), (26, 2140090), (52, 1070045), (65, 856036), (130, 428018), (260, 214009)]