21863080

素因数分解:

$2^3\times 5^1\times {\mathrm{619}}^1\times {\mathrm{883}}^1$

素因数の和:1513

約数の個数: 32

約数和(自身を含む): 49327200

約数和(自身を除く): 27464120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 619, 883, 1238, 1766, 2476, 3095, 3532, 4415, 4952, 6190, 7064, 8830, 12380, 17660, 24760, 35320, 546577, 1093154, 2186308, 2732885, 4372616, 5465770, 10931540, 21863080]

約数ペア:

[(1, 21863080), (2, 10931540), (4, 5465770), (5, 4372616), (8, 2732885), (10, 2186308), (20, 1093154), (40, 546577), (619, 35320), (883, 24760), (1238, 17660), (1766, 12380), (2476, 8830), (3095, 7064), (3532, 6190), (4415, 4952)]