2397152020

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{874873}}^1$

素因数の和:875019

約数の個数: 24

約数和(自身を含む): 5070769704

約数和(自身を除く): 2673617684

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 874873, 1749746, 3499492, 4374365, 8748730, 17497460, 119857601, 239715202, 479430404, 599288005, 1198576010, 2397152020]

約数ペア:

[(1, 2397152020), (2, 1198576010), (4, 599288005), (5, 479430404), (10, 239715202), (20, 119857601), (137, 17497460), (274, 8748730), (548, 4374365), (685, 3499492), (1370, 1749746), (2740, 874873)]