28955840

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2207}}^1$

素因数の和:2265

約数の個数: 56

約数和(自身を含む): 70664832

約数和(自身を除く): 41708992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1312, 1640, 2207, 2624, 3280, 4414, 6560, 8828, 11035, 13120, 17656, 22070, 35312, 44140, 70624, 88280, 90487, 141248, 176560, 180974, 353120, 361948, 452435, 706240, 723896, 904870, 1447792, 1809740, 2895584, 3619480, 5791168, 7238960, 14477920, 28955840]

約数ペア:

[(1, 28955840), (2, 14477920), (4, 7238960), (5, 5791168), (8, 3619480), (10, 2895584), (16, 1809740), (20, 1447792), (32, 904870), (40, 723896), (41, 706240), (64, 452435), (80, 361948), (82, 353120), (160, 180974), (164, 176560), (205, 141248), (320, 90487), (328, 88280), (410, 70624), (656, 44140), (820, 35312), (1312, 22070), (1640, 17656), (2207, 13120), (2624, 11035), (3280, 8828), (4414, 6560)]