8958640

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{991}}^1$

素因数の和:1117

約数の個数: 40

約数和(自身を含む): 21034368

約数和(自身を除く): 12075728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 991, 1130, 1808, 1982, 2260, 3964, 4520, 4955, 7928, 9040, 9910, 15856, 19820, 39640, 79280, 111983, 223966, 447932, 559915, 895864, 1119830, 1791728, 2239660, 4479320, 8958640]

約数ペア:

[(1, 8958640), (2, 4479320), (4, 2239660), (5, 1791728), (8, 1119830), (10, 895864), (16, 559915), (20, 447932), (40, 223966), (80, 111983), (113, 79280), (226, 39640), (452, 19820), (565, 15856), (904, 9910), (991, 9040), (1130, 7928), (1808, 4955), (1982, 4520), (2260, 3964)]