201655960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{458309}}^1$

素因数の和:458331

約数の個数: 32

約数和(自身を含む): 494974800

約数和(自身を除く): 293318840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 458309, 916618, 1833236, 2291545, 3666472, 4583090, 5041399, 9166180, 10082798, 18332360, 20165596, 25206995, 40331192, 50413990, 100827980, 201655960]

約数ペア:

[(1, 201655960), (2, 100827980), (4, 50413990), (5, 40331192), (8, 25206995), (10, 20165596), (11, 18332360), (20, 10082798), (22, 9166180), (40, 5041399), (44, 4583090), (55, 3666472), (88, 2291545), (110, 1833236), (220, 916618), (440, 458309)]