13052980

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4157}}^1$

素因数の和:4323

約数の個数: 24

約数和(自身を含む): 27592488

約数和(自身を除く): 14539508

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 4157, 8314, 16628, 20785, 41570, 83140, 652649, 1305298, 2610596, 3263245, 6526490, 13052980]

約数ペア:

[(1, 13052980), (2, 6526490), (4, 3263245), (5, 2610596), (10, 1305298), (20, 652649), (157, 83140), (314, 41570), (628, 20785), (785, 16628), (1570, 8314), (3140, 4157)]