42664280

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{9439}}^1$

素因数の和:9563

約数の個数: 32

約数和(自身を含む): 96854400

約数和(自身を除く): 54190120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 9439, 18878, 37756, 47195, 75512, 94390, 188780, 377560, 1066607, 2133214, 4266428, 5333035, 8532856, 10666070, 21332140, 42664280]

約数ペア:

[(1, 42664280), (2, 21332140), (4, 10666070), (5, 8532856), (8, 5333035), (10, 4266428), (20, 2133214), (40, 1066607), (113, 377560), (226, 188780), (452, 94390), (565, 75512), (904, 47195), (1130, 37756), (2260, 18878), (4520, 9439)]