90289780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{467}}^1\times {\mathrm{1381}}^1$

素因数の和:1864

約数の個数: 48

約数和(自身を含む): 217316736

約数和(自身を除く): 127026956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 467, 934, 1381, 1868, 2335, 2762, 3269, 4670, 5524, 6538, 6905, 9340, 9667, 13076, 13810, 16345, 19334, 27620, 32690, 38668, 48335, 65380, 96670, 193340, 644927, 1289854, 2579708, 3224635, 4514489, 6449270, 9028978, 12898540, 18057956, 22572445, 45144890, 90289780]

約数ペア:

[(1, 90289780), (2, 45144890), (4, 22572445), (5, 18057956), (7, 12898540), (10, 9028978), (14, 6449270), (20, 4514489), (28, 3224635), (35, 2579708), (70, 1289854), (140, 644927), (467, 193340), (934, 96670), (1381, 65380), (1868, 48335), (2335, 38668), (2762, 32690), (3269, 27620), (4670, 19334), (5524, 16345), (6538, 13810), (6905, 13076), (9340, 9667)]