1655090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:338

約数の個数: 32

約数和(自身を含む): 3248640

約数和(自身を除く): 1593550

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 281, 310, 562, 589, 1178, 1405, 2810, 2945, 5339, 5890, 8711, 10678, 17422, 26695, 43555, 53390, 87110, 165509, 331018, 827545, 1655090]

約数ペア:

[(1, 1655090), (2, 827545), (5, 331018), (10, 165509), (19, 87110), (31, 53390), (38, 43555), (62, 26695), (95, 17422), (155, 10678), (190, 8711), (281, 5890), (310, 5339), (562, 2945), (589, 2810), (1178, 1405)]