406708920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1129747}}^1$

素因数の和:1129764

約数の個数: 48

約数和(自身を含む): 1321805160

約数和(自身を除く): 915096240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 1129747, 2259494, 3389241, 4518988, 5648735, 6778482, 9037976, 10167723, 11297470, 13556964, 16946205, 20335446, 22594940, 27113928, 33892410, 40670892, 45189880, 50838615, 67784820, 81341784, 101677230, 135569640, 203354460, 406708920]

約数ペア:

[(1, 406708920), (2, 203354460), (3, 135569640), (4, 101677230), (5, 81341784), (6, 67784820), (8, 50838615), (9, 45189880), (10, 40670892), (12, 33892410), (15, 27113928), (18, 22594940), (20, 20335446), (24, 16946205), (30, 13556964), (36, 11297470), (40, 10167723), (45, 9037976), (60, 6778482), (72, 5648735), (90, 4518988), (120, 3389241), (180, 2259494), (360, 1129747)]