28741140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{159673}}^1$

素因数の和:159688

約数の個数: 36

約数和(自身を含む): 87182004

約数和(自身を除く): 58440864

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 159673, 319346, 479019, 638692, 798365, 958038, 1437057, 1596730, 1916076, 2395095, 2874114, 3193460, 4790190, 5748228, 7185285, 9580380, 14370570, 28741140]

約数ペア:

[(1, 28741140), (2, 14370570), (3, 9580380), (4, 7185285), (5, 5748228), (6, 4790190), (9, 3193460), (10, 2874114), (12, 2395095), (15, 1916076), (18, 1596730), (20, 1437057), (30, 958038), (36, 798365), (45, 638692), (60, 479019), (90, 319346), (180, 159673)]