26006540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{431}}^2$

素因数の和:878

約数の個数: 36

約数和(自身を含む): 62560848

約数和(自身を除く): 36554308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 431, 862, 1724, 2155, 3017, 4310, 6034, 8620, 12068, 15085, 30170, 60340, 185761, 371522, 743044, 928805, 1300327, 1857610, 2600654, 3715220, 5201308, 6501635, 13003270, 26006540]

約数ペア:

[(1, 26006540), (2, 13003270), (4, 6501635), (5, 5201308), (7, 3715220), (10, 2600654), (14, 1857610), (20, 1300327), (28, 928805), (35, 743044), (70, 371522), (140, 185761), (431, 60340), (862, 30170), (1724, 15085), (2155, 12068), (3017, 8620), (4310, 6034)]