7140640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3433}}^1$

素因数の和:3461

約数の個数: 48

約数和(自身を含む): 18172728

約数和(自身を除く): 11032088

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 3433, 6866, 13732, 17165, 27464, 34330, 44629, 54928, 68660, 89258, 109856, 137320, 178516, 223145, 274640, 357032, 446290, 549280, 714064, 892580, 1428128, 1785160, 3570320, 7140640]

約数ペア:

[(1, 7140640), (2, 3570320), (4, 1785160), (5, 1428128), (8, 892580), (10, 714064), (13, 549280), (16, 446290), (20, 357032), (26, 274640), (32, 223145), (40, 178516), (52, 137320), (65, 109856), (80, 89258), (104, 68660), (130, 54928), (160, 44629), (208, 34330), (260, 27464), (416, 17165), (520, 13732), (1040, 6866), (2080, 3433)]