30910340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{81343}}^1$

素因数の和:81371

約数の個数: 24

約数和(自身を含む): 68328960

約数和(自身を除く): 37418620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 81343, 162686, 325372, 406715, 813430, 1545517, 1626860, 3091034, 6182068, 7727585, 15455170, 30910340]

約数ペア:

[(1, 30910340), (2, 15455170), (4, 7727585), (5, 6182068), (10, 3091034), (19, 1626860), (20, 1545517), (38, 813430), (76, 406715), (95, 325372), (190, 162686), (380, 81343)]