201590320

素因数分解:

$2^4\times 5^1\times {\mathrm{2519879}}^1$

素因数の和:2519892

約数の個数: 20

約数和(自身を含む): 468697680

約数和(自身を除く): 267107360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2519879, 5039758, 10079516, 12599395, 20159032, 25198790, 40318064, 50397580, 100795160, 201590320]

約数ペア:

[(1, 201590320), (2, 100795160), (4, 50397580), (5, 40318064), (8, 25198790), (10, 20159032), (16, 12599395), (20, 10079516), (40, 5039758), (80, 2519879)]