2009790740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{1367}}^1$

素因数の和:1521

約数の個数: 96

約数和(自身を含む): 4591883520

約数和(自身を除く): 2582092780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 73, 76, 95, 106, 146, 190, 212, 265, 292, 365, 380, 530, 730, 1007, 1060, 1367, 1387, 1460, 2014, 2734, 2774, 3869, 4028, 5035, 5468, 5548, 6835, 6935, 7738, 10070, 13670, 13870, 15476, 19345, 20140, 25973, 27340, 27740, 38690, 51946, 72451, 73511, 77380, 99791, 103892, 129865, 144902, 147022, 199582, 259730, 289804, 294044, 362255, 367555, 399164, 498955, 519460, 724510, 735110, 997910, 1376569, 1449020, 1470220, 1896029, 1995820, 2753138, 3792058, 5288923, 5506276, 6882845, 7584116, 9480145, 10577846, 13765690, 18960290, 21155692, 26444615, 27531380, 37920580, 52889230, 100489537, 105778460, 200979074, 401958148, 502447685, 1004895370, 2009790740]

約数ペア:

[(1, 2009790740), (2, 1004895370), (4, 502447685), (5, 401958148), (10, 200979074), (19, 105778460), (20, 100489537), (38, 52889230), (53, 37920580), (73, 27531380), (76, 26444615), (95, 21155692), (106, 18960290), (146, 13765690), (190, 10577846), (212, 9480145), (265, 7584116), (292, 6882845), (365, 5506276), (380, 5288923), (530, 3792058), (730, 2753138), (1007, 1995820), (1060, 1896029), (1367, 1470220), (1387, 1449020), (1460, 1376569), (2014, 997910), (2734, 735110), (2774, 724510), (3869, 519460), (4028, 498955), (5035, 399164), (5468, 367555), (5548, 362255), (6835, 294044), (6935, 289804), (7738, 259730), (10070, 199582), (13670, 147022), (13870, 144902), (15476, 129865), (19345, 103892), (20140, 99791), (25973, 77380), (27340, 73511), (27740, 72451), (38690, 51946)]