201462820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{774857}}^1$

素因数の和:774879

約数の個数: 24

約数和(自身を含む): 455616504

約数和(自身を除く): 254153684

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 774857, 1549714, 3099428, 3874285, 7748570, 10073141, 15497140, 20146282, 40292564, 50365705, 100731410, 201462820]

約数ペア:

[(1, 201462820), (2, 100731410), (4, 50365705), (5, 40292564), (10, 20146282), (13, 15497140), (20, 10073141), (26, 7748570), (52, 3874285), (65, 3099428), (130, 1549714), (260, 774857)]