15108520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53959}}^1$

素因数の和:53977

約数の個数: 32

約数和(自身を含む): 38851200

約数和(自身を除く): 23742680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 53959, 107918, 215836, 269795, 377713, 431672, 539590, 755426, 1079180, 1510852, 1888565, 2158360, 3021704, 3777130, 7554260, 15108520]

約数ペア:

[(1, 15108520), (2, 7554260), (4, 3777130), (5, 3021704), (7, 2158360), (8, 1888565), (10, 1510852), (14, 1079180), (20, 755426), (28, 539590), (35, 431672), (40, 377713), (56, 269795), (70, 215836), (140, 107918), (280, 53959)]