2011895960

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{308573}}^1$

素因数の和:308747

約数の個数: 32

約数和(自身を含む): 4554552240

約数和(自身を除く): 2542656280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 308573, 617146, 1234292, 1542865, 2468584, 3085730, 6171460, 12342920, 50297399, 100594798, 201189596, 251486995, 402379192, 502973990, 1005947980, 2011895960]

約数ペア:

[(1, 2011895960), (2, 1005947980), (4, 502973990), (5, 402379192), (8, 251486995), (10, 201189596), (20, 100594798), (40, 50297399), (163, 12342920), (326, 6171460), (652, 3085730), (815, 2468584), (1304, 1542865), (1630, 1234292), (3260, 617146), (6520, 308573)]