394366940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61813}}^1$

素因数の和:61862

約数の個数: 48

約数和(自身を含む): 934627680

約数和(自身を除く): 540260740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 61813, 123626, 247252, 309065, 618130, 679943, 1236260, 1359886, 1792577, 2719772, 3399715, 3585154, 6799430, 7170308, 8962885, 13598860, 17925770, 19718347, 35851540, 39436694, 78873388, 98591735, 197183470, 394366940]

約数ペア:

[(1, 394366940), (2, 197183470), (4, 98591735), (5, 78873388), (10, 39436694), (11, 35851540), (20, 19718347), (22, 17925770), (29, 13598860), (44, 8962885), (55, 7170308), (58, 6799430), (110, 3585154), (116, 3399715), (145, 2719772), (220, 1792577), (290, 1359886), (319, 1236260), (580, 679943), (638, 618130), (1276, 309065), (1595, 247252), (3190, 123626), (6380, 61813)]