5489720

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1933}}^1$

素因数の和:2015

約数の個数: 32

約数和(自身を含む): 12532320

約数和(自身を除く): 7042600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 1933, 2840, 3866, 7732, 9665, 15464, 19330, 38660, 77320, 137243, 274486, 548972, 686215, 1097944, 1372430, 2744860, 5489720]

約数ペア:

[(1, 5489720), (2, 2744860), (4, 1372430), (5, 1097944), (8, 686215), (10, 548972), (20, 274486), (40, 137243), (71, 77320), (142, 38660), (284, 19330), (355, 15464), (568, 9665), (710, 7732), (1420, 3866), (1933, 2840)]