8520349840

素因数分解:

$2^4\times 5^1\times {\mathrm{3943}}^1\times {\mathrm{27011}}^1$

素因数の和:30967

約数の個数: 40

約数和(自身を含む): 19815571008

約数和(自身を除く): 11295221168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3943, 7886, 15772, 19715, 27011, 31544, 39430, 54022, 63088, 78860, 108044, 135055, 157720, 216088, 270110, 315440, 432176, 540220, 1080440, 2160880, 106504373, 213008746, 426017492, 532521865, 852034984, 1065043730, 1704069968, 2130087460, 4260174920, 8520349840]

約数ペア:

[(1, 8520349840), (2, 4260174920), (4, 2130087460), (5, 1704069968), (8, 1065043730), (10, 852034984), (16, 532521865), (20, 426017492), (40, 213008746), (80, 106504373), (3943, 2160880), (7886, 1080440), (15772, 540220), (19715, 432176), (27011, 315440), (31544, 270110), (39430, 216088), (54022, 157720), (63088, 135055), (78860, 108044)]