961880

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 2192400

約数和(自身を除く): 1230520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 173, 278, 346, 556, 692, 695, 865, 1112, 1384, 1390, 1730, 2780, 3460, 5560, 6920, 24047, 48094, 96188, 120235, 192376, 240470, 480940, 961880]

約数ペア:

[(1, 961880), (2, 480940), (4, 240470), (5, 192376), (8, 120235), (10, 96188), (20, 48094), (40, 24047), (139, 6920), (173, 5560), (278, 3460), (346, 2780), (556, 1730), (692, 1390), (695, 1384), (865, 1112)]