7143860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 15800400

約数和(自身を除く): 8656540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 109, 113, 116, 145, 218, 226, 290, 436, 452, 545, 565, 580, 1090, 1130, 2180, 2260, 3161, 3277, 6322, 6554, 12317, 12644, 13108, 15805, 16385, 24634, 31610, 32770, 49268, 61585, 63220, 65540, 123170, 246340, 357193, 714386, 1428772, 1785965, 3571930, 7143860]

約数ペア:

[(1, 7143860), (2, 3571930), (4, 1785965), (5, 1428772), (10, 714386), (20, 357193), (29, 246340), (58, 123170), (109, 65540), (113, 63220), (116, 61585), (145, 49268), (218, 32770), (226, 31610), (290, 24634), (436, 16385), (452, 15805), (545, 13108), (565, 12644), (580, 12317), (1090, 6554), (1130, 6322), (2180, 3277), (2260, 3161)]