20176358680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{58741}}^1$

素因数の和:59060

約数の個数: 64

約数和(自身を含む): 47031194880

約数和(自身を除く): 26854836200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 277, 310, 554, 620, 1108, 1240, 1385, 2216, 2770, 5540, 8587, 11080, 17174, 34348, 42935, 58741, 68696, 85870, 117482, 171740, 234964, 293705, 343480, 469928, 587410, 1174820, 1820971, 2349640, 3641942, 7283884, 9104855, 14567768, 16271257, 18209710, 32542514, 36419420, 65085028, 72838840, 81356285, 130170056, 162712570, 325425140, 504408967, 650850280, 1008817934, 2017635868, 2522044835, 4035271736, 5044089670, 10088179340, 20176358680]

約数ペア:

[(1, 20176358680), (2, 10088179340), (4, 5044089670), (5, 4035271736), (8, 2522044835), (10, 2017635868), (20, 1008817934), (31, 650850280), (40, 504408967), (62, 325425140), (124, 162712570), (155, 130170056), (248, 81356285), (277, 72838840), (310, 65085028), (554, 36419420), (620, 32542514), (1108, 18209710), (1240, 16271257), (1385, 14567768), (2216, 9104855), (2770, 7283884), (5540, 3641942), (8587, 2349640), (11080, 1820971), (17174, 1174820), (34348, 587410), (42935, 469928), (58741, 343480), (68696, 293705), (85870, 234964), (117482, 171740)]