2078985220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7996097}}^1$

素因数の和:7996119

約数の個数: 24

約数和(自身を含む): 4701705624

約数和(自身を除く): 2622720404

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7996097, 15992194, 31984388, 39980485, 79960970, 103949261, 159921940, 207898522, 415797044, 519746305, 1039492610, 2078985220]

約数ペア:

[(1, 2078985220), (2, 1039492610), (4, 519746305), (5, 415797044), (10, 207898522), (13, 159921940), (20, 103949261), (26, 79960970), (52, 39980485), (65, 31984388), (130, 15992194), (260, 7996097)]