84980440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73259}}^1$

素因数の和:73299

約数の個数: 32

約数和(自身を含む): 197802000

約数和(自身を除く): 112821560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 73259, 146518, 293036, 366295, 586072, 732590, 1465180, 2124511, 2930360, 4249022, 8498044, 10622555, 16996088, 21245110, 42490220, 84980440]

約数ペア:

[(1, 84980440), (2, 42490220), (4, 21245110), (5, 16996088), (8, 10622555), (10, 8498044), (20, 4249022), (29, 2930360), (40, 2124511), (58, 1465180), (116, 732590), (145, 586072), (232, 366295), (290, 293036), (580, 146518), (1160, 73259)]