264217460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1016221}}^1$

素因数の和:1016243

約数の個数: 24

約数和(自身を含む): 597538536

約数和(自身を除く): 333321076

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1016221, 2032442, 4064884, 5081105, 10162210, 13210873, 20324420, 26421746, 52843492, 66054365, 132108730, 264217460]

約数ペア:

[(1, 264217460), (2, 132108730), (4, 66054365), (5, 52843492), (10, 26421746), (13, 20324420), (20, 13210873), (26, 10162210), (52, 5081105), (65, 4064884), (130, 2032442), (260, 1016221)]