2247304780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{226087}}^1$

素因数の和:226174

約数の個数: 48

約数和(自身を含む): 5469520896

約数和(自身を除く): 3222216116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 226087, 452174, 904348, 1130435, 1582609, 2260870, 3165218, 4521740, 6330436, 7913045, 15826090, 16052177, 31652180, 32104354, 64208708, 80260885, 112365239, 160521770, 224730478, 321043540, 449460956, 561826195, 1123652390, 2247304780]

約数ペア:

[(1, 2247304780), (2, 1123652390), (4, 561826195), (5, 449460956), (7, 321043540), (10, 224730478), (14, 160521770), (20, 112365239), (28, 80260885), (35, 64208708), (70, 32104354), (71, 31652180), (140, 16052177), (142, 15826090), (284, 7913045), (355, 6330436), (497, 4521740), (710, 3165218), (994, 2260870), (1420, 1582609), (1988, 1130435), (2485, 904348), (4970, 452174), (9940, 226087)]