38215380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{90989}}^1$

素因数の和:91008

約数の個数: 48

約数和(自身を含む): 122290560

約数和(自身を除く): 84075180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 90989, 181978, 272967, 363956, 454945, 545934, 636923, 909890, 1091868, 1273846, 1364835, 1819780, 1910769, 2547692, 2729670, 3184615, 3821538, 5459340, 6369230, 7643076, 9553845, 12738460, 19107690, 38215380]

約数ペア:

[(1, 38215380), (2, 19107690), (3, 12738460), (4, 9553845), (5, 7643076), (6, 6369230), (7, 5459340), (10, 3821538), (12, 3184615), (14, 2729670), (15, 2547692), (20, 1910769), (21, 1819780), (28, 1364835), (30, 1273846), (35, 1091868), (42, 909890), (60, 636923), (70, 545934), (84, 454945), (105, 363956), (140, 272967), (210, 181978), (420, 90989)]