139167980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{12583}}^1$

素因数の和:12678

約数の個数: 48

約数和(自身を含む): 338257920

約数和(自身を除く): 199089940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 11060, 12583, 25166, 50332, 62915, 88081, 125830, 176162, 251660, 352324, 440405, 880810, 994057, 1761620, 1988114, 3976228, 4970285, 6958399, 9940570, 13916798, 19881140, 27833596, 34791995, 69583990, 139167980]

約数ペア:

[(1, 139167980), (2, 69583990), (4, 34791995), (5, 27833596), (7, 19881140), (10, 13916798), (14, 9940570), (20, 6958399), (28, 4970285), (35, 3976228), (70, 1988114), (79, 1761620), (140, 994057), (158, 880810), (316, 440405), (395, 352324), (553, 251660), (790, 176162), (1106, 125830), (1580, 88081), (2212, 62915), (2765, 50332), (5530, 25166), (11060, 12583)]