53916440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43481}}^1$

素因数の和:43523

約数の個数: 32

約数和(自身を含む): 125228160

約数和(自身を除く): 71311720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 43481, 86962, 173924, 217405, 347848, 434810, 869620, 1347911, 1739240, 2695822, 5391644, 6739555, 10783288, 13479110, 26958220, 53916440]

約数ペア:

[(1, 53916440), (2, 26958220), (4, 13479110), (5, 10783288), (8, 6739555), (10, 5391644), (20, 2695822), (31, 1739240), (40, 1347911), (62, 869620), (124, 434810), (155, 347848), (248, 217405), (310, 173924), (620, 86962), (1240, 43481)]