7161860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 16208640

約数和(自身を除く): 9046780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 401, 470, 802, 893, 940, 1604, 1786, 2005, 3572, 4010, 4465, 7619, 8020, 8930, 15238, 17860, 18847, 30476, 37694, 38095, 75388, 76190, 94235, 152380, 188470, 358093, 376940, 716186, 1432372, 1790465, 3580930, 7161860]

約数ペア:

[(1, 7161860), (2, 3580930), (4, 1790465), (5, 1432372), (10, 716186), (19, 376940), (20, 358093), (38, 188470), (47, 152380), (76, 94235), (94, 76190), (95, 75388), (188, 38095), (190, 37694), (235, 30476), (380, 18847), (401, 17860), (470, 15238), (802, 8930), (893, 8020), (940, 7619), (1604, 4465), (1786, 4010), (2005, 3572)]