1446980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1019}}^1$

素因数の和:1099

約数の個数: 24

約数和(自身を含む): 3084480

約数和(自身を除く): 1637500

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1019, 1420, 2038, 4076, 5095, 10190, 20380, 72349, 144698, 289396, 361745, 723490, 1446980]

約数ペア:

[(1, 1446980), (2, 723490), (4, 361745), (5, 289396), (10, 144698), (20, 72349), (71, 20380), (142, 10190), (284, 5095), (355, 4076), (710, 2038), (1019, 1420)]