16224080

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1459}}^1$

素因数の和:1611

約数の個数: 40

約数和(自身を含む): 38018400

約数和(自身を除く): 21794320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 1459, 2224, 2780, 2918, 5560, 5836, 7295, 11120, 11672, 14590, 23344, 29180, 58360, 116720, 202801, 405602, 811204, 1014005, 1622408, 2028010, 3244816, 4056020, 8112040, 16224080]

約数ペア:

[(1, 16224080), (2, 8112040), (4, 4056020), (5, 3244816), (8, 2028010), (10, 1622408), (16, 1014005), (20, 811204), (40, 405602), (80, 202801), (139, 116720), (278, 58360), (556, 29180), (695, 23344), (1112, 14590), (1390, 11672), (1459, 11120), (2224, 7295), (2780, 5836), (2918, 5560)]