90896890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{19381}}^1$

素因数の和:19462

約数の個数: 32

約数和(自身を含む): 189788544

約数和(自身を除く): 98891654

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4690, 19381, 38762, 96905, 135667, 193810, 271334, 678335, 1298527, 1356670, 2597054, 6492635, 9089689, 12985270, 18179378, 45448445, 90896890]

約数ペア:

[(1, 90896890), (2, 45448445), (5, 18179378), (7, 12985270), (10, 9089689), (14, 6492635), (35, 2597054), (67, 1356670), (70, 1298527), (134, 678335), (335, 271334), (469, 193810), (670, 135667), (938, 96905), (2345, 38762), (4690, 19381)]