9718660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 24361344

約数和(自身を除く): 14642684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 49, 70, 94, 98, 140, 188, 196, 211, 235, 245, 329, 422, 470, 490, 658, 844, 940, 980, 1055, 1316, 1477, 1645, 2110, 2303, 2954, 3290, 4220, 4606, 5908, 6580, 7385, 9212, 9917, 10339, 11515, 14770, 19834, 20678, 23030, 29540, 39668, 41356, 46060, 49585, 51695, 69419, 99170, 103390, 138838, 198340, 206780, 277676, 347095, 485933, 694190, 971866, 1388380, 1943732, 2429665, 4859330, 9718660]

約数ペア:

[(1, 9718660), (2, 4859330), (4, 2429665), (5, 1943732), (7, 1388380), (10, 971866), (14, 694190), (20, 485933), (28, 347095), (35, 277676), (47, 206780), (49, 198340), (70, 138838), (94, 103390), (98, 99170), (140, 69419), (188, 51695), (196, 49585), (211, 46060), (235, 41356), (245, 39668), (329, 29540), (422, 23030), (470, 20678), (490, 19834), (658, 14770), (844, 11515), (940, 10339), (980, 9917), (1055, 9212), (1316, 7385), (1477, 6580), (1645, 5908), (2110, 4606), (2303, 4220), (2954, 3290)]