2401840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{4289}}^1$

素因数の和:4309

約数の個数: 40

約数和(自身を含む): 6383520

約数和(自身を除く): 3981680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 4289, 8578, 17156, 21445, 30023, 34312, 42890, 60046, 68624, 85780, 120092, 150115, 171560, 240184, 300230, 343120, 480368, 600460, 1200920, 2401840]

約数ペア:

[(1, 2401840), (2, 1200920), (4, 600460), (5, 480368), (7, 343120), (8, 300230), (10, 240184), (14, 171560), (16, 150115), (20, 120092), (28, 85780), (35, 68624), (40, 60046), (56, 42890), (70, 34312), (80, 30023), (112, 21445), (140, 17156), (280, 8578), (560, 4289)]