2139042560

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{23537}}^1$

素因数の和:23629

約数の個数: 72

約数和(自身を含む): 5196060576

約数和(自身を除く): 3057018016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 568, 640, 710, 1136, 1280, 1420, 2272, 2840, 4544, 5680, 9088, 11360, 18176, 22720, 23537, 45440, 47074, 90880, 94148, 117685, 188296, 235370, 376592, 470740, 753184, 941480, 1506368, 1671127, 1882960, 3012736, 3342254, 3765920, 6025472, 6684508, 7531840, 8355635, 13369016, 15063680, 16711270, 26738032, 30127360, 33422540, 53476064, 66845080, 106952128, 133690160, 213904256, 267380320, 427808512, 534760640, 1069521280, 2139042560]

約数ペア:

[(1, 2139042560), (2, 1069521280), (4, 534760640), (5, 427808512), (8, 267380320), (10, 213904256), (16, 133690160), (20, 106952128), (32, 66845080), (40, 53476064), (64, 33422540), (71, 30127360), (80, 26738032), (128, 16711270), (142, 15063680), (160, 13369016), (256, 8355635), (284, 7531840), (320, 6684508), (355, 6025472), (568, 3765920), (640, 3342254), (710, 3012736), (1136, 1882960), (1280, 1671127), (1420, 1506368), (2272, 941480), (2840, 753184), (4544, 470740), (5680, 376592), (9088, 235370), (11360, 188296), (18176, 117685), (22720, 94148), (23537, 90880), (45440, 47074)]