203460790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{120391}}^1$

素因数の和:120424

約数の個数: 24

約数和(自身を含む): 396571248

約数和(自身を除く): 193110458

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 120391, 240782, 601955, 1203910, 1565083, 3130166, 7825415, 15650830, 20346079, 40692158, 101730395, 203460790]

約数ペア:

[(1, 203460790), (2, 101730395), (5, 40692158), (10, 20346079), (13, 15650830), (26, 7825415), (65, 3130166), (130, 1565083), (169, 1203910), (338, 601955), (845, 240782), (1690, 120391)]