21607440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{90031}}^1$

素因数の和:90047

約数の個数: 40

約数和(自身を含む): 66983808

約数和(自身を除く): 45376368

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 90031, 180062, 270093, 360124, 450155, 540186, 720248, 900310, 1080372, 1350465, 1440496, 1800620, 2160744, 2700930, 3601240, 4321488, 5401860, 7202480, 10803720, 21607440]

約数ペア:

[(1, 21607440), (2, 10803720), (3, 7202480), (4, 5401860), (5, 4321488), (6, 3601240), (8, 2700930), (10, 2160744), (12, 1800620), (15, 1440496), (16, 1350465), (20, 1080372), (24, 900310), (30, 720248), (40, 540186), (48, 450155), (60, 360124), (80, 270093), (120, 180062), (240, 90031)]