9445840

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1663}}^1$

素因数の和:1747

約数の個数: 40

約数和(自身を含む): 22284288

約数和(自身を除く): 12838448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 1663, 2840, 3326, 5680, 6652, 8315, 13304, 16630, 26608, 33260, 66520, 118073, 133040, 236146, 472292, 590365, 944584, 1180730, 1889168, 2361460, 4722920, 9445840]

約数ペア:

[(1, 9445840), (2, 4722920), (4, 2361460), (5, 1889168), (8, 1180730), (10, 944584), (16, 590365), (20, 472292), (40, 236146), (71, 133040), (80, 118073), (142, 66520), (284, 33260), (355, 26608), (568, 16630), (710, 13304), (1136, 8315), (1420, 6652), (1663, 5680), (2840, 3326)]