42258640

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{11239}}^1$

素因数の和:11299

約数の個数: 40

約数和(自身を含む): 100350720

約数和(自身を除く): 58092080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 11239, 22478, 44956, 56195, 89912, 112390, 179824, 224780, 449560, 528233, 899120, 1056466, 2112932, 2641165, 4225864, 5282330, 8451728, 10564660, 21129320, 42258640]

約数ペア:

[(1, 42258640), (2, 21129320), (4, 10564660), (5, 8451728), (8, 5282330), (10, 4225864), (16, 2641165), (20, 2112932), (40, 1056466), (47, 899120), (80, 528233), (94, 449560), (188, 224780), (235, 179824), (376, 112390), (470, 89912), (752, 56195), (940, 44956), (1880, 22478), (3760, 11239)]