99020780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{260581}}^1$

素因数の和:260609

約数の個数: 24

約数和(自身を含む): 218888880

約数和(自身を除く): 119868100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 260581, 521162, 1042324, 1302905, 2605810, 4951039, 5211620, 9902078, 19804156, 24755195, 49510390, 99020780]

約数ペア:

[(1, 99020780), (2, 49510390), (4, 24755195), (5, 19804156), (10, 9902078), (19, 5211620), (20, 4951039), (38, 2605810), (76, 1302905), (95, 1042324), (190, 521162), (380, 260581)]