30913640

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{13099}}^1$

素因数の和:13169

約数の個数: 32

約数和(自身を含む): 70740000

約数和(自身を除く): 39826360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 13099, 26198, 52396, 65495, 104792, 130990, 261980, 523960, 772841, 1545682, 3091364, 3864205, 6182728, 7728410, 15456820, 30913640]

約数ペア:

[(1, 30913640), (2, 15456820), (4, 7728410), (5, 6182728), (8, 3864205), (10, 3091364), (20, 1545682), (40, 772841), (59, 523960), (118, 261980), (236, 130990), (295, 104792), (472, 65495), (590, 52396), (1180, 26198), (2360, 13099)]