20178834220

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{347}}^1\times {\mathrm{12697}}^1$

素因数の和:13282

約数の個数: 48

約数和(自身を含む): 42686612640

約数和(自身を除く): 22507778420

約数列:

[1, 2, 4, 5, 10, 20, 229, 347, 458, 694, 916, 1145, 1388, 1735, 2290, 3470, 4580, 6940, 12697, 25394, 50788, 63485, 79463, 126970, 158926, 253940, 317852, 397315, 794630, 1589260, 2907613, 4405859, 5815226, 8811718, 11630452, 14538065, 17623436, 22029295, 29076130, 44058590, 58152260, 88117180, 1008941711, 2017883422, 4035766844, 5044708555, 10089417110, 20178834220]

約数ペア:

[(1, 20178834220), (2, 10089417110), (4, 5044708555), (5, 4035766844), (10, 2017883422), (20, 1008941711), (229, 88117180), (347, 58152260), (458, 44058590), (694, 29076130), (916, 22029295), (1145, 17623436), (1388, 14538065), (1735, 11630452), (2290, 8811718), (3470, 5815226), (4580, 4405859), (6940, 2907613), (12697, 1589260), (25394, 794630), (50788, 397315), (63485, 317852), (79463, 253940), (126970, 158926)]