2080595270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1\times {\mathrm{409}}^1$

素因数の和:897

約数の個数: 64

約数和(自身を含む): 4091472000

約数和(自身を除く): 2010876730

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 218, 359, 409, 545, 718, 818, 1090, 1417, 1795, 2045, 2834, 3590, 4090, 4667, 5317, 7085, 9334, 10634, 14170, 23335, 26585, 39131, 44581, 46670, 53170, 78262, 89162, 146831, 195655, 222905, 293662, 391310, 445810, 508703, 579553, 734155, 1017406, 1159106, 1468310, 1908803, 2543515, 2897765, 3817606, 5087030, 5795530, 9544015, 16004579, 19088030, 32009158, 80022895, 160045790, 208059527, 416119054, 1040297635, 2080595270]

約数ペア:

[(1, 2080595270), (2, 1040297635), (5, 416119054), (10, 208059527), (13, 160045790), (26, 80022895), (65, 32009158), (109, 19088030), (130, 16004579), (218, 9544015), (359, 5795530), (409, 5087030), (545, 3817606), (718, 2897765), (818, 2543515), (1090, 1908803), (1417, 1468310), (1795, 1159106), (2045, 1017406), (2834, 734155), (3590, 579553), (4090, 508703), (4667, 445810), (5317, 391310), (7085, 293662), (9334, 222905), (10634, 195655), (14170, 146831), (23335, 89162), (26585, 78262), (39131, 53170), (44581, 46670)]