202129460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{777421}}^1$

素因数の和:777443

約数の個数: 24

約数和(自身を含む): 457124136

約数和(自身を除く): 254994676

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 777421, 1554842, 3109684, 3887105, 7774210, 10106473, 15548420, 20212946, 40425892, 50532365, 101064730, 202129460]

約数ペア:

[(1, 202129460), (2, 101064730), (4, 50532365), (5, 40425892), (10, 20212946), (13, 15548420), (20, 10106473), (26, 7774210), (52, 3887105), (65, 3109684), (130, 1554842), (260, 777421)]