2820102760

素因数分解:

$2^3\times 5^1\times {\mathrm{10243}}^1\times {\mathrm{6883}}^1$

素因数の和:17137

約数の個数: 32

約数和(自身を含む): 6346772640

約数和(自身を除く): 3526669880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6883, 10243, 13766, 20486, 27532, 34415, 40972, 51215, 55064, 68830, 81944, 102430, 137660, 204860, 275320, 409720, 70502569, 141005138, 282010276, 352512845, 564020552, 705025690, 1410051380, 2820102760]

約数ペア:

[(1, 2820102760), (2, 1410051380), (4, 705025690), (5, 564020552), (8, 352512845), (10, 282010276), (20, 141005138), (40, 70502569), (6883, 409720), (10243, 275320), (13766, 204860), (20486, 137660), (27532, 102430), (34415, 81944), (40972, 68830), (51215, 55064)]