199970060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{9929}}^1$

素因数の和:10010

約数の個数: 48

約数和(自身を含む): 450424800

約数和(自身を除く): 250454740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 1007, 1060, 2014, 4028, 5035, 9929, 10070, 19858, 20140, 39716, 49645, 99290, 188651, 198580, 377302, 526237, 754604, 943255, 1052474, 1886510, 2104948, 2631185, 3773020, 5262370, 9998503, 10524740, 19997006, 39994012, 49992515, 99985030, 199970060]

約数ペア:

[(1, 199970060), (2, 99985030), (4, 49992515), (5, 39994012), (10, 19997006), (19, 10524740), (20, 9998503), (38, 5262370), (53, 3773020), (76, 2631185), (95, 2104948), (106, 1886510), (190, 1052474), (212, 943255), (265, 754604), (380, 526237), (530, 377302), (1007, 198580), (1060, 188651), (2014, 99290), (4028, 49645), (5035, 39716), (9929, 20140), (10070, 19858)]