57120460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{787}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 127088640

約数和(自身を除く): 69968180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 191, 380, 382, 764, 787, 955, 1574, 1910, 3148, 3629, 3820, 3935, 7258, 7870, 14516, 14953, 15740, 18145, 29906, 36290, 59812, 72580, 74765, 149530, 150317, 299060, 300634, 601268, 751585, 1503170, 2856023, 3006340, 5712046, 11424092, 14280115, 28560230, 57120460]

約数ペア:

[(1, 57120460), (2, 28560230), (4, 14280115), (5, 11424092), (10, 5712046), (19, 3006340), (20, 2856023), (38, 1503170), (76, 751585), (95, 601268), (190, 300634), (191, 299060), (380, 150317), (382, 149530), (764, 74765), (787, 72580), (955, 59812), (1574, 36290), (1910, 29906), (3148, 18145), (3629, 15740), (3820, 14953), (3935, 14516), (7258, 7870)]