22684520

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{1789}}^1$

素因数の和:2117

約数の個数: 32

約数和(自身を含む): 51229800

約数和(自身を除く): 28545280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 1268, 1585, 1789, 2536, 3170, 3578, 6340, 7156, 8945, 12680, 14312, 17890, 35780, 71560, 567113, 1134226, 2268452, 2835565, 4536904, 5671130, 11342260, 22684520]

約数ペア:

[(1, 22684520), (2, 11342260), (4, 5671130), (5, 4536904), (8, 2835565), (10, 2268452), (20, 1134226), (40, 567113), (317, 71560), (634, 35780), (1268, 17890), (1585, 14312), (1789, 12680), (2536, 8945), (3170, 7156), (3578, 6340)]