354019010

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{4339}}^1$

素因数の和:4586

約数の個数: 32

約数和(自身を含む): 656208000

約数和(自身を除く): 302188990

約数列:

[1, 2, 5, 10, 41, 82, 199, 205, 398, 410, 995, 1990, 4339, 8159, 8678, 16318, 21695, 40795, 43390, 81590, 177899, 355798, 863461, 889495, 1726922, 1778990, 4317305, 8634610, 35401901, 70803802, 177009505, 354019010]

約数ペア:

[(1, 354019010), (2, 177009505), (5, 70803802), (10, 35401901), (41, 8634610), (82, 4317305), (199, 1778990), (205, 1726922), (398, 889495), (410, 863461), (995, 355798), (1990, 177899), (4339, 81590), (8159, 43390), (8678, 40795), (16318, 21695)]