15797740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5939}}^1$

素因数の和:5974

約数の個数: 48

約数和(自身を含む): 39916800

約数和(自身を除く): 24119060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 5939, 11878, 23756, 29695, 41573, 59390, 83146, 112841, 118780, 166292, 207865, 225682, 415730, 451364, 564205, 789887, 831460, 1128410, 1579774, 2256820, 3159548, 3949435, 7898870, 15797740]

約数ペア:

[(1, 15797740), (2, 7898870), (4, 3949435), (5, 3159548), (7, 2256820), (10, 1579774), (14, 1128410), (19, 831460), (20, 789887), (28, 564205), (35, 451364), (38, 415730), (70, 225682), (76, 207865), (95, 166292), (133, 118780), (140, 112841), (190, 83146), (266, 59390), (380, 41573), (532, 29695), (665, 23756), (1330, 11878), (2660, 5939)]