13403380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9439}}^1$

素因数の和:9519

約数の個数: 24

約数和(自身を含む): 28546560

約数和(自身を除く): 15143180

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 9439, 18878, 37756, 47195, 94390, 188780, 670169, 1340338, 2680676, 3350845, 6701690, 13403380]

約数ペア:

[(1, 13403380), (2, 6701690), (4, 3350845), (5, 2680676), (10, 1340338), (20, 670169), (71, 188780), (142, 94390), (284, 47195), (355, 37756), (710, 18878), (1420, 9439)]