40211210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{309317}}^1$

素因数の和:309337

約数の個数: 16

約数和(自身を含む): 77948136

約数和(自身を除く): 37736926

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 309317, 618634, 1546585, 3093170, 4021121, 8042242, 20105605, 40211210]

約数ペア:

[(1, 40211210), (2, 20105605), (5, 8042242), (10, 4021121), (13, 3093170), (26, 1546585), (65, 618634), (130, 309317)]