2647445440

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{201787}}^1$

素因数の和:201845

約数の個数: 56

約数和(自身を含む): 6458023152

約数和(自身を除く): 3810577712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1312, 1640, 2624, 3280, 6560, 13120, 201787, 403574, 807148, 1008935, 1614296, 2017870, 3228592, 4035740, 6457184, 8071480, 8273267, 12914368, 16142960, 16546534, 32285920, 33093068, 41366335, 64571840, 66186136, 82732670, 132372272, 165465340, 264744544, 330930680, 529489088, 661861360, 1323722720, 2647445440]

約数ペア:

[(1, 2647445440), (2, 1323722720), (4, 661861360), (5, 529489088), (8, 330930680), (10, 264744544), (16, 165465340), (20, 132372272), (32, 82732670), (40, 66186136), (41, 64571840), (64, 41366335), (80, 33093068), (82, 32285920), (160, 16546534), (164, 16142960), (205, 12914368), (320, 8273267), (328, 8071480), (410, 6457184), (656, 4035740), (820, 3228592), (1312, 2017870), (1640, 1614296), (2624, 1008935), (3280, 807148), (6560, 403574), (13120, 201787)]