21962080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19609}}^1$

素因数の和:19631

約数の個数: 48

約数和(自身を含む): 59300640

約数和(自身を除く): 37338560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 19609, 39218, 78436, 98045, 137263, 156872, 196090, 274526, 313744, 392180, 549052, 627488, 686315, 784360, 1098104, 1372630, 1568720, 2196208, 2745260, 3137440, 4392416, 5490520, 10981040, 21962080]

約数ペア:

[(1, 21962080), (2, 10981040), (4, 5490520), (5, 4392416), (7, 3137440), (8, 2745260), (10, 2196208), (14, 1568720), (16, 1372630), (20, 1098104), (28, 784360), (32, 686315), (35, 627488), (40, 549052), (56, 392180), (70, 313744), (80, 274526), (112, 196090), (140, 156872), (160, 137263), (224, 98045), (280, 78436), (560, 39218), (1120, 19609)]