16602520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1$

素因数の和:508

約数の個数: 64

約数和(自身を含む): 41277600

約数和(自身を除く): 24675080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 389, 440, 485, 776, 778, 970, 1067, 1556, 1940, 1945, 2134, 3112, 3880, 3890, 4268, 4279, 5335, 7780, 8536, 8558, 10670, 15560, 17116, 21340, 21395, 34232, 37733, 42680, 42790, 75466, 85580, 150932, 171160, 188665, 301864, 377330, 415063, 754660, 830126, 1509320, 1660252, 2075315, 3320504, 4150630, 8301260, 16602520]

約数ペア:

[(1, 16602520), (2, 8301260), (4, 4150630), (5, 3320504), (8, 2075315), (10, 1660252), (11, 1509320), (20, 830126), (22, 754660), (40, 415063), (44, 377330), (55, 301864), (88, 188665), (97, 171160), (110, 150932), (194, 85580), (220, 75466), (388, 42790), (389, 42680), (440, 37733), (485, 34232), (776, 21395), (778, 21340), (970, 17116), (1067, 15560), (1556, 10670), (1940, 8558), (1945, 8536), (2134, 7780), (3112, 5335), (3880, 4279), (3890, 4268)]