313639730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{20353}}^1$

素因数の和:20450

約数の個数: 32

約数和(自身を含む): 597919104

約数和(自身を除く): 284279374

約数列:

[1, 2, 5, 10, 23, 46, 67, 115, 134, 230, 335, 670, 1541, 3082, 7705, 15410, 20353, 40706, 101765, 203530, 468119, 936238, 1363651, 2340595, 2727302, 4681190, 6818255, 13636510, 31363973, 62727946, 156819865, 313639730]

約数ペア:

[(1, 313639730), (2, 156819865), (5, 62727946), (10, 31363973), (23, 13636510), (46, 6818255), (67, 4681190), (115, 2727302), (134, 2340595), (230, 1363651), (335, 936238), (670, 468119), (1541, 203530), (3082, 101765), (7705, 40706), (15410, 20353)]