1878487940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{57587}}^1$

素因数の和:57836

約数の個数: 48

約数和(自身を含む): 4527798912

約数和(自身を除く): 2649310972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 233, 466, 932, 1165, 1631, 2330, 3262, 4660, 6524, 8155, 16310, 32620, 57587, 115174, 230348, 287935, 403109, 575870, 806218, 1151740, 1612436, 2015545, 4031090, 8062180, 13417771, 26835542, 53671084, 67088855, 93924397, 134177710, 187848794, 268355420, 375697588, 469621985, 939243970, 1878487940]

約数ペア:

[(1, 1878487940), (2, 939243970), (4, 469621985), (5, 375697588), (7, 268355420), (10, 187848794), (14, 134177710), (20, 93924397), (28, 67088855), (35, 53671084), (70, 26835542), (140, 13417771), (233, 8062180), (466, 4031090), (932, 2015545), (1165, 1612436), (1631, 1151740), (2330, 806218), (3262, 575870), (4660, 403109), (6524, 287935), (8155, 230348), (16310, 115174), (32620, 57587)]