3909820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10289}}^1$

素因数の和:10317

約数の個数: 24

約数和(自身を含む): 8643600

約数和(自身を除く): 4733780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 10289, 20578, 41156, 51445, 102890, 195491, 205780, 390982, 781964, 977455, 1954910, 3909820]

約数ペア:

[(1, 3909820), (2, 1954910), (4, 977455), (5, 781964), (10, 390982), (19, 205780), (20, 195491), (38, 102890), (76, 51445), (95, 41156), (190, 20578), (380, 10289)]