8359520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4019}}^1$

素因数の和:4047

約数の個数: 48

約数和(自身を含む): 21273840

約数和(自身を除く): 12914320

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, 4019, 8038, 16076, 20095, 32152, 40190, 52247, 64304, 80380, 104494, 128608, 160760, 208988, 261235, 321520, 417976, 522470, 643040, 835952, 1044940, 1671904, 2089880, 4179760, 8359520]

約数ペア:

[(1, 8359520), (2, 4179760), (4, 2089880), (5, 1671904), (8, 1044940), (10, 835952), (13, 643040), (16, 522470), (20, 417976), (26, 321520), (32, 261235), (40, 208988), (52, 160760), (65, 128608), (80, 104494), (104, 80380), (130, 64304), (160, 52247), (208, 40190), (260, 32152), (416, 20095), (520, 16076), (1040, 8038), (2080, 4019)]