22068440

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{6199}}^1$

素因数の和:6299

約数の個数: 32

約数和(自身を含む): 50220000

約数和(自身を除く): 28151560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 6199, 12398, 24796, 30995, 49592, 61990, 123980, 247960, 551711, 1103422, 2206844, 2758555, 4413688, 5517110, 11034220, 22068440]

約数ペア:

[(1, 22068440), (2, 11034220), (4, 5517110), (5, 4413688), (8, 2758555), (10, 2206844), (20, 1103422), (40, 551711), (89, 247960), (178, 123980), (356, 61990), (445, 49592), (712, 30995), (890, 24796), (1780, 12398), (3560, 6199)]