19756140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{329269}}^1$

素因数の和:329281

約数の個数: 24

約数和(自身を含む): 55317360

約数和(自身を除く): 35561220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 329269, 658538, 987807, 1317076, 1646345, 1975614, 3292690, 3951228, 4939035, 6585380, 9878070, 19756140]

約数ペア:

[(1, 19756140), (2, 9878070), (3, 6585380), (4, 4939035), (5, 3951228), (6, 3292690), (10, 1975614), (12, 1646345), (15, 1317076), (20, 987807), (30, 658538), (60, 329269)]