15691999820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{112085713}}^1$

素因数の和:112085729

約数の個数: 24

約数和(自身を含む): 37660799904

約数和(自身を除く): 21968800084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 112085713, 224171426, 448342852, 560428565, 784599991, 1120857130, 1569199982, 2241714260, 3138399964, 3922999955, 7845999910, 15691999820]

約数ペア:

[(1, 15691999820), (2, 7845999910), (4, 3922999955), (5, 3138399964), (7, 2241714260), (10, 1569199982), (14, 1120857130), (20, 784599991), (28, 560428565), (35, 448342852), (70, 224171426), (140, 112085713)]