23077480

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 53856000

約数和(自身を除く): 30778520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 79, 109, 134, 158, 218, 268, 316, 335, 395, 436, 536, 545, 632, 670, 790, 872, 1090, 1340, 1580, 2180, 2680, 3160, 4360, 5293, 7303, 8611, 10586, 14606, 17222, 21172, 26465, 29212, 34444, 36515, 42344, 43055, 52930, 58424, 68888, 73030, 86110, 105860, 146060, 172220, 211720, 292120, 344440, 576937, 1153874, 2307748, 2884685, 4615496, 5769370, 11538740, 23077480]

約数ペア:

[(1, 23077480), (2, 11538740), (4, 5769370), (5, 4615496), (8, 2884685), (10, 2307748), (20, 1153874), (40, 576937), (67, 344440), (79, 292120), (109, 211720), (134, 172220), (158, 146060), (218, 105860), (268, 86110), (316, 73030), (335, 68888), (395, 58424), (436, 52930), (536, 43055), (545, 42344), (632, 36515), (670, 34444), (790, 29212), (872, 26465), (1090, 21172), (1340, 17222), (1580, 14606), (2180, 10586), (2680, 8611), (3160, 7303), (4360, 5293)]