266463320

素因数分解:

$2^3\times 5^1\times {\mathrm{6661583}}^1$

素因数の和:6661594

約数の個数: 16

約数和(自身を含む): 599542560

約数和(自身を除く): 333079240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6661583, 13323166, 26646332, 33307915, 53292664, 66615830, 133231660, 266463320]

約数ペア:

[(1, 266463320), (2, 133231660), (4, 66615830), (5, 53292664), (8, 33307915), (10, 26646332), (20, 13323166), (40, 6661583)]