1612636780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4243781}}^1$

素因数の和:4243809

約数の個数: 24

約数和(自身を含む): 3564776880

約数和(自身を除く): 1952140100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 4243781, 8487562, 16975124, 21218905, 42437810, 80631839, 84875620, 161263678, 322527356, 403159195, 806318390, 1612636780]

約数ペア:

[(1, 1612636780), (2, 806318390), (4, 403159195), (5, 322527356), (10, 161263678), (19, 84875620), (20, 80631839), (38, 42437810), (76, 21218905), (95, 16975124), (190, 8487562), (380, 4243781)]