202128880

素因数分解:

$2^4\times 5^1\times {\mathrm{2526611}}^1$

素因数の和:2526624

約数の個数: 20

約数和(自身を含む): 469949832

約数和(自身を除く): 267820952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2526611, 5053222, 10106444, 12633055, 20212888, 25266110, 40425776, 50532220, 101064440, 202128880]

約数ペア:

[(1, 202128880), (2, 101064440), (4, 50532220), (5, 40425776), (8, 25266110), (10, 20212888), (16, 12633055), (20, 10106444), (40, 5053222), (80, 2526611)]