263961940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{953}}^1\times {\mathrm{1259}}^1$

素因数の和:2232

約数の個数: 48

約数和(自身を含む): 605828160

約数和(自身を除く): 341866220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 953, 1259, 1906, 2518, 3812, 4765, 5036, 6295, 9530, 10483, 12590, 13849, 19060, 20966, 25180, 27698, 41932, 52415, 55396, 69245, 104830, 138490, 209660, 276980, 1199827, 2399654, 4799308, 5999135, 11998270, 13198097, 23996540, 26396194, 52792388, 65990485, 131980970, 263961940]

約数ペア:

[(1, 263961940), (2, 131980970), (4, 65990485), (5, 52792388), (10, 26396194), (11, 23996540), (20, 13198097), (22, 11998270), (44, 5999135), (55, 4799308), (110, 2399654), (220, 1199827), (953, 276980), (1259, 209660), (1906, 138490), (2518, 104830), (3812, 69245), (4765, 55396), (5036, 52415), (6295, 41932), (9530, 27698), (10483, 25180), (12590, 20966), (13849, 19060)]