130839940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{84961}}^1$

素因数の和:84988

約数の個数: 48

約数和(自身を含む): 342566784

約数和(自身を除く): 211726844

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 84961, 169922, 339844, 424805, 594727, 849610, 934571, 1189454, 1699220, 1869142, 2378908, 2973635, 3738284, 4672855, 5947270, 6541997, 9345710, 11894540, 13083994, 18691420, 26167988, 32709985, 65419970, 130839940]

約数ペア:

[(1, 130839940), (2, 65419970), (4, 32709985), (5, 26167988), (7, 18691420), (10, 13083994), (11, 11894540), (14, 9345710), (20, 6541997), (22, 5947270), (28, 4672855), (35, 3738284), (44, 2973635), (55, 2378908), (70, 1869142), (77, 1699220), (110, 1189454), (140, 934571), (154, 849610), (220, 594727), (308, 424805), (385, 339844), (770, 169922), (1540, 84961)]