7946620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{881}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 18670176

約数和(自身を除く): 10723556

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 881, 902, 1762, 1804, 2255, 3524, 4405, 4510, 8810, 9020, 9691, 17620, 19382, 36121, 38764, 48455, 72242, 96910, 144484, 180605, 193820, 361210, 397331, 722420, 794662, 1589324, 1986655, 3973310, 7946620]

約数ペア:

[(1, 7946620), (2, 3973310), (4, 1986655), (5, 1589324), (10, 794662), (11, 722420), (20, 397331), (22, 361210), (41, 193820), (44, 180605), (55, 144484), (82, 96910), (110, 72242), (164, 48455), (205, 38764), (220, 36121), (410, 19382), (451, 17620), (820, 9691), (881, 9020), (902, 8810), (1762, 4510), (1804, 4405), (2255, 3524)]