2011125440

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{153287}}^1$

素因数の和:153345

約数の個数: 56

約数和(自身を含む): 4905829152

約数和(自身を除く): 2894703712

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, 153287, 306574, 613148, 766435, 1226296, 1532870, 2452592, 3065740, 4905184, 6131480, 6284767, 9810368, 12262960, 12569534, 24525920, 25139068, 31423835, 49051840, 50278136, 62847670, 100556272, 125695340, 201112544, 251390680, 402225088, 502781360, 1005562720, 2011125440]

約数ペア:

[(1, 2011125440), (2, 1005562720), (4, 502781360), (5, 402225088), (8, 251390680), (10, 201112544), (16, 125695340), (20, 100556272), (32, 62847670), (40, 50278136), (41, 49051840), (64, 31423835), (80, 25139068), (82, 24525920), (160, 12569534), (164, 12262960), (205, 9810368), (320, 6284767), (328, 6131480), (410, 4905184), (656, 3065740), (820, 2452592), (1312, 1532870), (1640, 1226296), (2624, 766435), (3280, 613148), (6560, 306574), (13120, 153287)]