27251480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21977}}^1$

素因数の和:22019

約数の個数: 32

約数和(自身を含む): 63296640

約数和(自身を除く): 36045160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 21977, 43954, 87908, 109885, 175816, 219770, 439540, 681287, 879080, 1362574, 2725148, 3406435, 5450296, 6812870, 13625740, 27251480]

約数ペア:

[(1, 27251480), (2, 13625740), (4, 6812870), (5, 5450296), (8, 3406435), (10, 2725148), (20, 1362574), (31, 879080), (40, 681287), (62, 439540), (124, 219770), (155, 175816), (248, 109885), (310, 87908), (620, 43954), (1240, 21977)]