13888940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53419}}^1$

素因数の和:53441

約数の個数: 24

約数和(自身を含む): 31410960

約数和(自身を除く): 17522020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 53419, 106838, 213676, 267095, 534190, 694447, 1068380, 1388894, 2777788, 3472235, 6944470, 13888940]

約数ペア:

[(1, 13888940), (2, 6944470), (4, 3472235), (5, 2777788), (10, 1388894), (13, 1068380), (20, 694447), (26, 534190), (52, 267095), (65, 213676), (130, 106838), (260, 53419)]