2245460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 5529216

約数和(自身を除く): 3283756

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 373, 430, 602, 746, 860, 1204, 1492, 1505, 1865, 2611, 3010, 3730, 5222, 6020, 7460, 10444, 13055, 16039, 26110, 32078, 52220, 64156, 80195, 112273, 160390, 224546, 320780, 449092, 561365, 1122730, 2245460]

約数ペア:

[(1, 2245460), (2, 1122730), (4, 561365), (5, 449092), (7, 320780), (10, 224546), (14, 160390), (20, 112273), (28, 80195), (35, 64156), (43, 52220), (70, 32078), (86, 26110), (140, 16039), (172, 13055), (215, 10444), (301, 7460), (373, 6020), (430, 5222), (602, 3730), (746, 3010), (860, 2611), (1204, 1865), (1492, 1505)]