16207240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{8269}}^1$

素因数の和:8294

約数の個数: 48

約数和(自身を含む): 42425100

約数和(自身を除く): 26217860

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 8269, 16538, 33076, 41345, 57883, 66152, 82690, 115766, 165380, 231532, 289415, 330760, 405181, 463064, 578830, 810362, 1157660, 1620724, 2025905, 2315320, 3241448, 4051810, 8103620, 16207240]

約数ペア:

[(1, 16207240), (2, 8103620), (4, 4051810), (5, 3241448), (7, 2315320), (8, 2025905), (10, 1620724), (14, 1157660), (20, 810362), (28, 578830), (35, 463064), (40, 405181), (49, 330760), (56, 289415), (70, 231532), (98, 165380), (140, 115766), (196, 82690), (245, 66152), (280, 57883), (392, 41345), (490, 33076), (980, 16538), (1960, 8269)]