7775920

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^2\times {\mathrm{71}}^1$

素因数の和:158

約数の個数: 60

約数和(自身を含む): 18842544

約数和(自身を除く): 11066624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 71, 74, 80, 142, 148, 185, 284, 296, 355, 370, 568, 592, 710, 740, 1136, 1369, 1420, 1480, 2627, 2738, 2840, 2960, 5254, 5476, 5680, 6845, 10508, 10952, 13135, 13690, 21016, 21904, 26270, 27380, 42032, 52540, 54760, 97199, 105080, 109520, 194398, 210160, 388796, 485995, 777592, 971990, 1555184, 1943980, 3887960, 7775920]

約数ペア:

[(1, 7775920), (2, 3887960), (4, 1943980), (5, 1555184), (8, 971990), (10, 777592), (16, 485995), (20, 388796), (37, 210160), (40, 194398), (71, 109520), (74, 105080), (80, 97199), (142, 54760), (148, 52540), (185, 42032), (284, 27380), (296, 26270), (355, 21904), (370, 21016), (568, 13690), (592, 13135), (710, 10952), (740, 10508), (1136, 6845), (1369, 5680), (1420, 5476), (1480, 5254), (2627, 2960), (2738, 2840)]