26785240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21601}}^1$

素因数の和:21643

約数の個数: 32

約数和(自身を含む): 62213760

約数和(自身を除く): 35428520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 21601, 43202, 86404, 108005, 172808, 216010, 432020, 669631, 864040, 1339262, 2678524, 3348155, 5357048, 6696310, 13392620, 26785240]

約数ペア:

[(1, 26785240), (2, 13392620), (4, 6696310), (5, 5357048), (8, 3348155), (10, 2678524), (20, 1339262), (31, 864040), (40, 669631), (62, 432020), (124, 216010), (155, 172808), (248, 108005), (310, 86404), (620, 43202), (1240, 21601)]