28992290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{461}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 55218240

約数和(自身を除く): 26225950

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 331, 461, 662, 922, 1655, 2305, 3310, 4610, 6289, 8759, 12578, 17518, 31445, 43795, 62890, 87590, 152591, 305182, 762955, 1525910, 2899229, 5798458, 14496145, 28992290]

約数ペア:

[(1, 28992290), (2, 14496145), (5, 5798458), (10, 2899229), (19, 1525910), (38, 762955), (95, 305182), (190, 152591), (331, 87590), (461, 62890), (662, 43795), (922, 31445), (1655, 17518), (2305, 12578), (3310, 8759), (4610, 6289)]