1778910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 5018112

約数和(自身を除く): 3239202

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 197, 210, 215, 258, 301, 394, 430, 591, 602, 645, 903, 985, 1182, 1290, 1379, 1505, 1806, 1970, 2758, 2955, 3010, 4137, 4515, 5910, 6895, 8274, 8471, 9030, 13790, 16942, 20685, 25413, 41370, 42355, 50826, 59297, 84710, 118594, 127065, 177891, 254130, 296485, 355782, 592970, 889455, 1778910]

約数ペア:

[(1, 1778910), (2, 889455), (3, 592970), (5, 355782), (6, 296485), (7, 254130), (10, 177891), (14, 127065), (15, 118594), (21, 84710), (30, 59297), (35, 50826), (42, 42355), (43, 41370), (70, 25413), (86, 20685), (105, 16942), (129, 13790), (197, 9030), (210, 8471), (215, 8274), (258, 6895), (301, 5910), (394, 4515), (430, 4137), (591, 3010), (602, 2955), (645, 2758), (903, 1970), (985, 1806), (1182, 1505), (1290, 1379)]