20180757020

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{757}}^1\times {\mathrm{3517}}^1$

素因数の和:4662

約数の個数: 48

約数和(自身を含む): 42559638240

約数和(自身を除く): 22378881220

約数列:

[1, 2, 4, 5, 10, 20, 379, 757, 758, 1514, 1516, 1895, 3028, 3517, 3785, 3790, 7034, 7570, 7580, 14068, 15140, 17585, 35170, 70340, 286903, 573806, 1147612, 1332943, 1434515, 2662369, 2665886, 2869030, 5324738, 5331772, 5738060, 6664715, 10649476, 13311845, 13329430, 26623690, 26658860, 53247380, 1009037851, 2018075702, 4036151404, 5045189255, 10090378510, 20180757020]

約数ペア:

[(1, 20180757020), (2, 10090378510), (4, 5045189255), (5, 4036151404), (10, 2018075702), (20, 1009037851), (379, 53247380), (757, 26658860), (758, 26623690), (1514, 13329430), (1516, 13311845), (1895, 10649476), (3028, 6664715), (3517, 5738060), (3785, 5331772), (3790, 5324738), (7034, 2869030), (7570, 2665886), (7580, 2662369), (14068, 1434515), (15140, 1332943), (17585, 1147612), (35170, 573806), (70340, 286903)]