4479320

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{991}}^1$

素因数の和:1115

約数の個数: 32

約数和(自身を含む): 10177920

約数和(自身を除く): 5698600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 991, 1130, 1982, 2260, 3964, 4520, 4955, 7928, 9910, 19820, 39640, 111983, 223966, 447932, 559915, 895864, 1119830, 2239660, 4479320]

約数ペア:

[(1, 4479320), (2, 2239660), (4, 1119830), (5, 895864), (8, 559915), (10, 447932), (20, 223966), (40, 111983), (113, 39640), (226, 19820), (452, 9910), (565, 7928), (904, 4955), (991, 4520), (1130, 3964), (1982, 2260)]