15905470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11959}}^1$

素因数の和:11992

約数の個数: 32

約数和(自身を含む): 34444800

約数和(自身を除く): 18539330

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 11959, 23918, 59795, 83713, 119590, 167426, 227221, 418565, 454442, 837130, 1136105, 1590547, 2272210, 3181094, 7952735, 15905470]

約数ペア:

[(1, 15905470), (2, 7952735), (5, 3181094), (7, 2272210), (10, 1590547), (14, 1136105), (19, 837130), (35, 454442), (38, 418565), (70, 227221), (95, 167426), (133, 119590), (190, 83713), (266, 59795), (665, 23918), (1330, 11959)]