222721040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{146527}}^1$

素因数の和:146559

約数の個数: 40

約数和(自身を含む): 545084160

約数和(自身を除く): 322363120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 146527, 293054, 586108, 732635, 1172216, 1465270, 2344432, 2784013, 2930540, 5568026, 5861080, 11136052, 11722160, 13920065, 22272104, 27840130, 44544208, 55680260, 111360520, 222721040]

約数ペア:

[(1, 222721040), (2, 111360520), (4, 55680260), (5, 44544208), (8, 27840130), (10, 22272104), (16, 13920065), (19, 11722160), (20, 11136052), (38, 5861080), (40, 5568026), (76, 2930540), (80, 2784013), (95, 2344432), (152, 1465270), (190, 1172216), (304, 732635), (380, 586108), (760, 293054), (1520, 146527)]