20133102920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{313991}}^1$

素因数の和:314238

約数の個数: 64

約数和(自身を含む): 51997075200

約数和(自身を除く): 31863972280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 229, 280, 458, 916, 1145, 1603, 1832, 2290, 3206, 4580, 6412, 8015, 9160, 12824, 16030, 32060, 64120, 313991, 627982, 1255964, 1569955, 2197937, 2511928, 3139910, 4395874, 6279820, 8791748, 10989685, 12559640, 17583496, 21979370, 43958740, 71903939, 87917480, 143807878, 287615756, 359519695, 503327573, 575231512, 719039390, 1006655146, 1438078780, 2013310292, 2516637865, 2876157560, 4026620584, 5033275730, 10066551460, 20133102920]

約数ペア:

[(1, 20133102920), (2, 10066551460), (4, 5033275730), (5, 4026620584), (7, 2876157560), (8, 2516637865), (10, 2013310292), (14, 1438078780), (20, 1006655146), (28, 719039390), (35, 575231512), (40, 503327573), (56, 359519695), (70, 287615756), (140, 143807878), (229, 87917480), (280, 71903939), (458, 43958740), (916, 21979370), (1145, 17583496), (1603, 12559640), (1832, 10989685), (2290, 8791748), (3206, 6279820), (4580, 4395874), (6412, 3139910), (8015, 2511928), (9160, 2197937), (12824, 1569955), (16030, 1255964), (32060, 627982), (64120, 313991)]