1943980

素因数分解:

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

素因数の和:154

約数の個数: 36

約数和(自身を含む): 4254768

約数和(自身を除く): 2310788

約数列:

[1, 2, 4, 5, 10, 20, 37, 71, 74, 142, 148, 185, 284, 355, 370, 710, 740, 1369, 1420, 2627, 2738, 5254, 5476, 6845, 10508, 13135, 13690, 26270, 27380, 52540, 97199, 194398, 388796, 485995, 971990, 1943980]

約数ペア:

[(1, 1943980), (2, 971990), (4, 485995), (5, 388796), (10, 194398), (20, 97199), (37, 52540), (71, 27380), (74, 26270), (142, 13690), (148, 13135), (185, 10508), (284, 6845), (355, 5476), (370, 5254), (710, 2738), (740, 2627), (1369, 1420)]