304422820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1170857}}^1$

素因数の和:1170879

約数の個数: 24

約数和(自身を含む): 688464504

約数和(自身を除く): 384041684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1170857, 2341714, 4683428, 5854285, 11708570, 15221141, 23417140, 30442282, 60884564, 76105705, 152211410, 304422820]

約数ペア:

[(1, 304422820), (2, 152211410), (4, 76105705), (5, 60884564), (10, 30442282), (13, 23417140), (20, 15221141), (26, 11708570), (52, 5854285), (65, 4683428), (130, 2341714), (260, 1170857)]