9137860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 20462400

約数和(自身を除く): 11324540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 139, 173, 190, 278, 346, 380, 556, 692, 695, 865, 1390, 1730, 2641, 2780, 3287, 3460, 5282, 6574, 10564, 13148, 13205, 16435, 24047, 26410, 32870, 48094, 52820, 65740, 96188, 120235, 240470, 456893, 480940, 913786, 1827572, 2284465, 4568930, 9137860]

約数ペア:

[(1, 9137860), (2, 4568930), (4, 2284465), (5, 1827572), (10, 913786), (19, 480940), (20, 456893), (38, 240470), (76, 120235), (95, 96188), (139, 65740), (173, 52820), (190, 48094), (278, 32870), (346, 26410), (380, 24047), (556, 16435), (692, 13205), (695, 13148), (865, 10564), (1390, 6574), (1730, 5282), (2641, 3460), (2780, 3287)]