20071329760

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1150879}}^1$

素因数の和:1151003

約数の個数: 48

約数和(自身を含む): 47853590400

約数和(自身を除く): 27782260640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 3488, 4360, 8720, 17440, 1150879, 2301758, 4603516, 5754395, 9207032, 11508790, 18414064, 23017580, 36828128, 46035160, 92070320, 125445811, 184140640, 250891622, 501783244, 627229055, 1003566488, 1254458110, 2007132976, 2508916220, 4014265952, 5017832440, 10035664880, 20071329760]

約数ペア:

[(1, 20071329760), (2, 10035664880), (4, 5017832440), (5, 4014265952), (8, 2508916220), (10, 2007132976), (16, 1254458110), (20, 1003566488), (32, 627229055), (40, 501783244), (80, 250891622), (109, 184140640), (160, 125445811), (218, 92070320), (436, 46035160), (545, 36828128), (872, 23017580), (1090, 18414064), (1744, 11508790), (2180, 9207032), (3488, 5754395), (4360, 4603516), (8720, 2301758), (17440, 1150879)]