2990920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3251}}^1$

素因数の和:3285

約数の個数: 32

約数和(自身を含む): 7024320

約数和(自身を除く): 4033400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 3251, 6502, 13004, 16255, 26008, 32510, 65020, 74773, 130040, 149546, 299092, 373865, 598184, 747730, 1495460, 2990920]

約数ペア:

[(1, 2990920), (2, 1495460), (4, 747730), (5, 598184), (8, 373865), (10, 299092), (20, 149546), (23, 130040), (40, 74773), (46, 65020), (92, 32510), (115, 26008), (184, 16255), (230, 13004), (460, 6502), (920, 3251)]