1220639812

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{821}}^1\times {\mathrm{1831}}^1$

素因数の和:2692

約数の個数: 48

約数和(自身を含む): 2529918720

約数和(自身を除く): 1309278908

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 821, 1642, 1831, 3284, 3662, 5747, 7324, 11494, 12817, 22988, 23809, 25634, 47618, 51268, 53099, 95236, 106198, 166663, 212396, 333326, 371693, 666652, 743386, 1486772, 1503251, 3006502, 6013004, 10522757, 21045514, 42091028, 43594279, 87188558, 174377116, 305159953, 610319906, 1220639812]

約数ペア:

[(1, 1220639812), (2, 610319906), (4, 305159953), (7, 174377116), (14, 87188558), (28, 43594279), (29, 42091028), (58, 21045514), (116, 10522757), (203, 6013004), (406, 3006502), (812, 1503251), (821, 1486772), (1642, 743386), (1831, 666652), (3284, 371693), (3662, 333326), (5747, 212396), (7324, 166663), (11494, 106198), (12817, 95236), (22988, 53099), (23809, 51268), (25634, 47618)]