33978040

素因数分解:

$2^3\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1289}}^1$

素因数の和:1959

約数の個数: 32

約数和(自身を含む): 76626000

約数和(自身を除く): 42647960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 659, 1289, 1318, 2578, 2636, 3295, 5156, 5272, 6445, 6590, 10312, 12890, 13180, 25780, 26360, 51560, 849451, 1698902, 3397804, 4247255, 6795608, 8494510, 16989020, 33978040]

約数ペア:

[(1, 33978040), (2, 16989020), (4, 8494510), (5, 6795608), (8, 4247255), (10, 3397804), (20, 1698902), (40, 849451), (659, 51560), (1289, 26360), (1318, 25780), (2578, 13180), (2636, 12890), (3295, 10312), (5156, 6590), (5272, 6445)]