7261280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3491}}^1$

素因数の和:3519

約数の個数: 48

約数和(自身を含む): 18479664

約数和(自身を除く): 11218384

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, 3491, 6982, 13964, 17455, 27928, 34910, 45383, 55856, 69820, 90766, 111712, 139640, 181532, 226915, 279280, 363064, 453830, 558560, 726128, 907660, 1452256, 1815320, 3630640, 7261280]

約数ペア:

[(1, 7261280), (2, 3630640), (4, 1815320), (5, 1452256), (8, 907660), (10, 726128), (13, 558560), (16, 453830), (20, 363064), (26, 279280), (32, 226915), (40, 181532), (52, 139640), (65, 111712), (80, 90766), (104, 69820), (130, 55856), (160, 45383), (208, 34910), (260, 27928), (416, 17455), (520, 13964), (1040, 6982), (2080, 3491)]