8900920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{383}}^1$

素因数の和:484

約数の個数: 64

約数和(自身を含む): 23224320

約数和(自身を除く): 14323400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 83, 140, 166, 280, 332, 383, 415, 581, 664, 766, 830, 1162, 1532, 1660, 1915, 2324, 2681, 2905, 3064, 3320, 3830, 4648, 5362, 5810, 7660, 10724, 11620, 13405, 15320, 21448, 23240, 26810, 31789, 53620, 63578, 107240, 127156, 158945, 222523, 254312, 317890, 445046, 635780, 890092, 1112615, 1271560, 1780184, 2225230, 4450460, 8900920]

約数ペア:

[(1, 8900920), (2, 4450460), (4, 2225230), (5, 1780184), (7, 1271560), (8, 1112615), (10, 890092), (14, 635780), (20, 445046), (28, 317890), (35, 254312), (40, 222523), (56, 158945), (70, 127156), (83, 107240), (140, 63578), (166, 53620), (280, 31789), (332, 26810), (383, 23240), (415, 21448), (581, 15320), (664, 13405), (766, 11620), (830, 10724), (1162, 7660), (1532, 5810), (1660, 5362), (1915, 4648), (2324, 3830), (2681, 3320), (2905, 3064)]