20033360

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3527}}^1$

素因数の和:3611

約数の個数: 40

約数和(自身を含む): 47246976

約数和(自身を除く): 27213616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 3527, 5680, 7054, 14108, 17635, 28216, 35270, 56432, 70540, 141080, 250417, 282160, 500834, 1001668, 1252085, 2003336, 2504170, 4006672, 5008340, 10016680, 20033360]

約数ペア:

[(1, 20033360), (2, 10016680), (4, 5008340), (5, 4006672), (8, 2504170), (10, 2003336), (16, 1252085), (20, 1001668), (40, 500834), (71, 282160), (80, 250417), (142, 141080), (284, 70540), (355, 56432), (568, 35270), (710, 28216), (1136, 17635), (1420, 14108), (2840, 7054), (3527, 5680)]