15699740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{883}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 38019072

約数和(自身を除く): 22319332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 883, 889, 1270, 1766, 1778, 2540, 3532, 3556, 4415, 4445, 6181, 8830, 8890, 12362, 17660, 17780, 24724, 30905, 61810, 112141, 123620, 224282, 448564, 560705, 784987, 1121410, 1569974, 2242820, 3139948, 3924935, 7849870, 15699740]

約数ペア:

[(1, 15699740), (2, 7849870), (4, 3924935), (5, 3139948), (7, 2242820), (10, 1569974), (14, 1121410), (20, 784987), (28, 560705), (35, 448564), (70, 224282), (127, 123620), (140, 112141), (254, 61810), (508, 30905), (635, 24724), (883, 17780), (889, 17660), (1270, 12362), (1766, 8890), (1778, 8830), (2540, 6181), (3532, 4445), (3556, 4415)]