57996920

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2953}}^1$

素因数の和:3455

約数の個数: 32

約数和(自身を含む): 130803120

約数和(自身を除く): 72806200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 2953, 3928, 4910, 5906, 9820, 11812, 14765, 19640, 23624, 29530, 59060, 118120, 1449923, 2899846, 5799692, 7249615, 11599384, 14499230, 28998460, 57996920]

約数ペア:

[(1, 57996920), (2, 28998460), (4, 14499230), (5, 11599384), (8, 7249615), (10, 5799692), (20, 2899846), (40, 1449923), (491, 118120), (982, 59060), (1964, 29530), (2455, 23624), (2953, 19640), (3928, 14765), (4910, 11812), (5906, 9820)]