20173843375

素因数分解:

$5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1002427}}^1$

素因数の和:1002472

約数の個数: 32

約数和(自身を含む): 30024723456

約数和(自身を除く): 9850880081

約数列:

[1, 5, 7, 23, 25, 35, 115, 125, 161, 175, 575, 805, 875, 2875, 4025, 20125, 1002427, 5012135, 7016989, 23055821, 25060675, 35084945, 115279105, 125303375, 161390747, 175424725, 576395525, 806953735, 877123625, 2881977625, 4034768675, 20173843375]

約数ペア:

[(1, 20173843375), (5, 4034768675), (7, 2881977625), (23, 877123625), (25, 806953735), (35, 576395525), (115, 175424725), (125, 161390747), (161, 125303375), (175, 115279105), (575, 35084945), (805, 25060675), (875, 23055821), (2875, 7016989), (4025, 5012135), (20125, 1002427)]