220575460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{225077}}^1$

素因数の和:225100

約数の個数: 36

約数和(自身を含む): 538836732

約数和(自身を除く): 318261272

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 225077, 450154, 900308, 1125385, 1575539, 2250770, 3151078, 4501540, 6302156, 7877695, 11028773, 15755390, 22057546, 31510780, 44115092, 55143865, 110287730, 220575460]

約数ペア:

[(1, 220575460), (2, 110287730), (4, 55143865), (5, 44115092), (7, 31510780), (10, 22057546), (14, 15755390), (20, 11028773), (28, 7877695), (35, 6302156), (49, 4501540), (70, 3151078), (98, 2250770), (140, 1575539), (196, 1125385), (245, 900308), (490, 450154), (980, 225077)]