15644140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 34836480

約数和(自身を除く): 19192340

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 71, 92, 115, 142, 230, 284, 355, 460, 479, 710, 958, 1420, 1633, 1916, 2395, 3266, 4790, 6532, 8165, 9580, 11017, 16330, 22034, 32660, 34009, 44068, 55085, 68018, 110170, 136036, 170045, 220340, 340090, 680180, 782207, 1564414, 3128828, 3911035, 7822070, 15644140]

約数ペア:

[(1, 15644140), (2, 7822070), (4, 3911035), (5, 3128828), (10, 1564414), (20, 782207), (23, 680180), (46, 340090), (71, 220340), (92, 170045), (115, 136036), (142, 110170), (230, 68018), (284, 55085), (355, 44068), (460, 34009), (479, 32660), (710, 22034), (958, 16330), (1420, 11017), (1633, 9580), (1916, 8165), (2395, 6532), (3266, 4790)]