8694820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 19595520

約数和(自身を除く): 10900700

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 107, 170, 214, 239, 340, 428, 478, 535, 956, 1070, 1195, 1819, 2140, 2390, 3638, 4063, 4780, 7276, 8126, 9095, 16252, 18190, 20315, 25573, 36380, 40630, 51146, 81260, 102292, 127865, 255730, 434741, 511460, 869482, 1738964, 2173705, 4347410, 8694820]

約数ペア:

[(1, 8694820), (2, 4347410), (4, 2173705), (5, 1738964), (10, 869482), (17, 511460), (20, 434741), (34, 255730), (68, 127865), (85, 102292), (107, 81260), (170, 51146), (214, 40630), (239, 36380), (340, 25573), (428, 20315), (478, 18190), (535, 16252), (956, 9095), (1070, 8126), (1195, 7276), (1819, 4780), (2140, 4063), (2390, 3638)]