39799870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:313

約数の個数: 64

約数和(自身を含む): 83462400

約数和(自身を除く): 43662530

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 137, 139, 190, 209, 274, 278, 418, 685, 695, 1045, 1370, 1390, 1507, 1529, 2090, 2603, 2641, 3014, 3058, 5206, 5282, 7535, 7645, 13015, 13205, 15070, 15290, 19043, 26030, 26410, 28633, 29051, 38086, 57266, 58102, 95215, 143165, 145255, 190430, 209473, 286330, 290510, 361817, 418946, 723634, 1047365, 1809085, 2094730, 3618170, 3979987, 7959974, 19899935, 39799870]

約数ペア:

[(1, 39799870), (2, 19899935), (5, 7959974), (10, 3979987), (11, 3618170), (19, 2094730), (22, 1809085), (38, 1047365), (55, 723634), (95, 418946), (110, 361817), (137, 290510), (139, 286330), (190, 209473), (209, 190430), (274, 145255), (278, 143165), (418, 95215), (685, 58102), (695, 57266), (1045, 38086), (1370, 29051), (1390, 28633), (1507, 26410), (1529, 26030), (2090, 19043), (2603, 15290), (2641, 15070), (3014, 13205), (3058, 13015), (5206, 7645), (5282, 7535)]