4347640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 10977120

約数和(自身を除く): 6629480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 241, 328, 410, 440, 451, 482, 820, 902, 964, 1205, 1640, 1804, 1928, 2255, 2410, 2651, 3608, 4510, 4820, 5302, 9020, 9640, 9881, 10604, 13255, 18040, 19762, 21208, 26510, 39524, 49405, 53020, 79048, 98810, 106040, 108691, 197620, 217382, 395240, 434764, 543455, 869528, 1086910, 2173820, 4347640]

約数ペア:

[(1, 4347640), (2, 2173820), (4, 1086910), (5, 869528), (8, 543455), (10, 434764), (11, 395240), (20, 217382), (22, 197620), (40, 108691), (41, 106040), (44, 98810), (55, 79048), (82, 53020), (88, 49405), (110, 39524), (164, 26510), (205, 21208), (220, 19762), (241, 18040), (328, 13255), (410, 10604), (440, 9881), (451, 9640), (482, 9020), (820, 5302), (902, 4820), (964, 4510), (1205, 3608), (1640, 2651), (1804, 2410), (1928, 2255)]