15255280

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4651}}^1$

素因数の和:4705

約数の個数: 40

約数和(自身を含む): 36341424

約数和(自身を除く): 21086144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 4651, 9302, 18604, 23255, 37208, 46510, 74416, 93020, 186040, 190691, 372080, 381382, 762764, 953455, 1525528, 1906910, 3051056, 3813820, 7627640, 15255280]

約数ペア:

[(1, 15255280), (2, 7627640), (4, 3813820), (5, 3051056), (8, 1906910), (10, 1525528), (16, 953455), (20, 762764), (40, 381382), (41, 372080), (80, 190691), (82, 186040), (164, 93020), (205, 74416), (328, 46510), (410, 37208), (656, 23255), (820, 18604), (1640, 9302), (3280, 4651)]