19078860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{839}}^1$

素因数の和:1230

約数の個数: 48

約数和(自身を含む): 53625600

約数和(自身を除く): 34546740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 379, 758, 839, 1137, 1516, 1678, 1895, 2274, 2517, 3356, 3790, 4195, 4548, 5034, 5685, 7580, 8390, 10068, 11370, 12585, 16780, 22740, 25170, 50340, 317981, 635962, 953943, 1271924, 1589905, 1907886, 3179810, 3815772, 4769715, 6359620, 9539430, 19078860]

約数ペア:

[(1, 19078860), (2, 9539430), (3, 6359620), (4, 4769715), (5, 3815772), (6, 3179810), (10, 1907886), (12, 1589905), (15, 1271924), (20, 953943), (30, 635962), (60, 317981), (379, 50340), (758, 25170), (839, 22740), (1137, 16780), (1516, 12585), (1678, 11370), (1895, 10068), (2274, 8390), (2517, 7580), (3356, 5685), (3790, 5034), (4195, 4548)]