17923240

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6311}}^1$

素因数の和:6393

約数の個数: 32

約数和(自身を含む): 40901760

約数和(自身を除く): 22978520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 6311, 12622, 25244, 31555, 50488, 63110, 126220, 252440, 448081, 896162, 1792324, 2240405, 3584648, 4480810, 8961620, 17923240]

約数ペア:

[(1, 17923240), (2, 8961620), (4, 4480810), (5, 3584648), (8, 2240405), (10, 1792324), (20, 896162), (40, 448081), (71, 252440), (142, 126220), (284, 63110), (355, 50488), (568, 31555), (710, 25244), (1420, 12622), (2840, 6311)]