2047980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 6531840

約数和(自身を除く): 4483860

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 29, 30, 33, 44, 55, 58, 60, 66, 87, 107, 110, 116, 132, 145, 165, 174, 214, 220, 290, 319, 321, 330, 348, 428, 435, 535, 580, 638, 642, 660, 870, 957, 1070, 1177, 1276, 1284, 1595, 1605, 1740, 1914, 2140, 2354, 3103, 3190, 3210, 3531, 3828, 4708, 4785, 5885, 6206, 6380, 6420, 7062, 9309, 9570, 11770, 12412, 14124, 15515, 17655, 18618, 19140, 23540, 31030, 34133, 35310, 37236, 46545, 62060, 68266, 70620, 93090, 102399, 136532, 170665, 186180, 204798, 341330, 409596, 511995, 682660, 1023990, 2047980]

約数ペア:

[(1, 2047980), (2, 1023990), (3, 682660), (4, 511995), (5, 409596), (6, 341330), (10, 204798), (11, 186180), (12, 170665), (15, 136532), (20, 102399), (22, 93090), (29, 70620), (30, 68266), (33, 62060), (44, 46545), (55, 37236), (58, 35310), (60, 34133), (66, 31030), (87, 23540), (107, 19140), (110, 18618), (116, 17655), (132, 15515), (145, 14124), (165, 12412), (174, 11770), (214, 9570), (220, 9309), (290, 7062), (319, 6420), (321, 6380), (330, 6206), (348, 5885), (428, 4785), (435, 4708), (535, 3828), (580, 3531), (638, 3210), (642, 3190), (660, 3103), (870, 2354), (957, 2140), (1070, 1914), (1177, 1740), (1276, 1605), (1284, 1595)]