26643460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{647}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 58786560

約数和(自身を除く): 32143100

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 71, 116, 142, 145, 284, 290, 355, 580, 647, 710, 1294, 1420, 2059, 2588, 3235, 4118, 6470, 8236, 10295, 12940, 18763, 20590, 37526, 41180, 45937, 75052, 91874, 93815, 183748, 187630, 229685, 375260, 459370, 918740, 1332173, 2664346, 5328692, 6660865, 13321730, 26643460]

約数ペア:

[(1, 26643460), (2, 13321730), (4, 6660865), (5, 5328692), (10, 2664346), (20, 1332173), (29, 918740), (58, 459370), (71, 375260), (116, 229685), (142, 187630), (145, 183748), (284, 93815), (290, 91874), (355, 75052), (580, 45937), (647, 41180), (710, 37526), (1294, 20590), (1420, 18763), (2059, 12940), (2588, 10295), (3235, 8236), (4118, 6470)]