13210120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4289}}^1$

素因数の和:4318

約数の個数: 64

約数和(自身を含む): 37065600

約数和(自身を除く): 23855480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 4289, 8578, 17156, 21445, 30023, 34312, 42890, 47179, 60046, 85780, 94358, 120092, 150115, 171560, 188716, 235895, 240184, 300230, 330253, 377432, 471790, 600460, 660506, 943580, 1200920, 1321012, 1651265, 1887160, 2642024, 3302530, 6605060, 13210120]

約数ペア:

[(1, 13210120), (2, 6605060), (4, 3302530), (5, 2642024), (7, 1887160), (8, 1651265), (10, 1321012), (11, 1200920), (14, 943580), (20, 660506), (22, 600460), (28, 471790), (35, 377432), (40, 330253), (44, 300230), (55, 240184), (56, 235895), (70, 188716), (77, 171560), (88, 150115), (110, 120092), (140, 94358), (154, 85780), (220, 60046), (280, 47179), (308, 42890), (385, 34312), (440, 30023), (616, 21445), (770, 17156), (1540, 8578), (3080, 4289)]