8740690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 19284480

約数和(自身を除く): 10543790

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 61, 70, 89, 115, 122, 161, 178, 230, 305, 322, 427, 445, 610, 623, 805, 854, 890, 1246, 1403, 1610, 2047, 2135, 2806, 3115, 4094, 4270, 5429, 6230, 7015, 9821, 10235, 10858, 14030, 14329, 19642, 20470, 27145, 28658, 38003, 49105, 54290, 71645, 76006, 98210, 124867, 143290, 190015, 249734, 380030, 624335, 874069, 1248670, 1748138, 4370345, 8740690]

約数ペア:

[(1, 8740690), (2, 4370345), (5, 1748138), (7, 1248670), (10, 874069), (14, 624335), (23, 380030), (35, 249734), (46, 190015), (61, 143290), (70, 124867), (89, 98210), (115, 76006), (122, 71645), (161, 54290), (178, 49105), (230, 38003), (305, 28658), (322, 27145), (427, 20470), (445, 19642), (610, 14329), (623, 14030), (805, 10858), (854, 10235), (890, 9821), (1246, 7015), (1403, 6230), (1610, 5429), (2047, 4270), (2135, 4094), (2806, 3115)]