53870380

素因数分解:

$2^2\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{2039}}^1$

素因数の和:3369

約数の個数: 24

約数和(自身を含む): 113268960

約数和(自身を除く): 59398580

約数列:

[1, 2, 4, 5, 10, 20, 1321, 2039, 2642, 4078, 5284, 6605, 8156, 10195, 13210, 20390, 26420, 40780, 2693519, 5387038, 10774076, 13467595, 26935190, 53870380]

約数ペア:

[(1, 53870380), (2, 26935190), (4, 13467595), (5, 10774076), (10, 5387038), (20, 2693519), (1321, 40780), (2039, 26420), (2642, 20390), (4078, 13210), (5284, 10195), (6605, 8156)]