8290880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1993}}^1$

素因数の和:2023

約数の個数: 56

約数和(自身を含む): 21271992

約数和(自身を除く): 12981112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 1993, 2080, 3986, 4160, 7972, 9965, 15944, 19930, 25909, 31888, 39860, 51818, 63776, 79720, 103636, 127552, 129545, 159440, 207272, 259090, 318880, 414544, 518180, 637760, 829088, 1036360, 1658176, 2072720, 4145440, 8290880]

約数ペア:

[(1, 8290880), (2, 4145440), (4, 2072720), (5, 1658176), (8, 1036360), (10, 829088), (13, 637760), (16, 518180), (20, 414544), (26, 318880), (32, 259090), (40, 207272), (52, 159440), (64, 129545), (65, 127552), (80, 103636), (104, 79720), (130, 63776), (160, 51818), (208, 39860), (260, 31888), (320, 25909), (416, 19930), (520, 15944), (832, 9965), (1040, 7972), (1993, 4160), (2080, 3986)]