402302008

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{12377}}^1$

素因数の和:12639

約数の個数: 32

約数和(自身を含む): 802094400

約数和(自身を除く): 399792392

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 239, 478, 956, 1912, 4063, 8126, 12377, 16252, 24754, 32504, 49508, 99016, 210409, 420818, 841636, 1683272, 2958103, 5916206, 11832412, 23664824, 50287751, 100575502, 201151004, 402302008]

約数ペア:

[(1, 402302008), (2, 201151004), (4, 100575502), (8, 50287751), (17, 23664824), (34, 11832412), (68, 5916206), (136, 2958103), (239, 1683272), (478, 841636), (956, 420818), (1912, 210409), (4063, 99016), (8126, 49508), (12377, 32504), (16252, 24754)]