10821260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28477}}^1$

素因数の和:28505

約数の個数: 24

約数和(自身を含む): 23921520

約数和(自身を除く): 13100260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 28477, 56954, 113908, 142385, 284770, 541063, 569540, 1082126, 2164252, 2705315, 5410630, 10821260]

約数ペア:

[(1, 10821260), (2, 5410630), (4, 2705315), (5, 2164252), (10, 1082126), (19, 569540), (20, 541063), (38, 284770), (76, 142385), (95, 113908), (190, 56954), (380, 28477)]