4940380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13001}}^1$

素因数の和:13029

約数の個数: 24

約数和(自身を含む): 10921680

約数和(自身を除く): 5981300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 13001, 26002, 52004, 65005, 130010, 247019, 260020, 494038, 988076, 1235095, 2470190, 4940380]

約数ペア:

[(1, 4940380), (2, 2470190), (4, 1235095), (5, 988076), (10, 494038), (19, 260020), (20, 247019), (38, 130010), (76, 65005), (95, 52004), (190, 26002), (380, 13001)]