9979480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1229}}^1$

素因数の和:1276

約数の個数: 64

約数和(自身を含む): 26568000

約数和(自身を除く): 16588520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1229, 1624, 2030, 2458, 4060, 4916, 6145, 8120, 8603, 9832, 12290, 17206, 24580, 34412, 35641, 43015, 49160, 68824, 71282, 86030, 142564, 172060, 178205, 249487, 285128, 344120, 356410, 498974, 712820, 997948, 1247435, 1425640, 1995896, 2494870, 4989740, 9979480]

約数ペア:

[(1, 9979480), (2, 4989740), (4, 2494870), (5, 1995896), (7, 1425640), (8, 1247435), (10, 997948), (14, 712820), (20, 498974), (28, 356410), (29, 344120), (35, 285128), (40, 249487), (56, 178205), (58, 172060), (70, 142564), (116, 86030), (140, 71282), (145, 68824), (203, 49160), (232, 43015), (280, 35641), (290, 34412), (406, 24580), (580, 17206), (812, 12290), (1015, 9832), (1160, 8603), (1229, 8120), (1624, 6145), (2030, 4916), (2458, 4060)]