200962860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{478483}}^1$

素因数の和:478502

約数の個数: 48

約数和(自身を含む): 643082496

約数和(自身を除く): 442119636

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, 478483, 956966, 1435449, 1913932, 2392415, 2870898, 3349381, 4784830, 5741796, 6698762, 7177245, 9569660, 10048143, 13397524, 14354490, 16746905, 20096286, 28708980, 33493810, 40192572, 50240715, 66987620, 100481430, 200962860]

約数ペア:

[(1, 200962860), (2, 100481430), (3, 66987620), (4, 50240715), (5, 40192572), (6, 33493810), (7, 28708980), (10, 20096286), (12, 16746905), (14, 14354490), (15, 13397524), (20, 10048143), (21, 9569660), (28, 7177245), (30, 6698762), (35, 5741796), (42, 4784830), (60, 3349381), (70, 2870898), (84, 2392415), (105, 1913932), (140, 1435449), (210, 956966), (420, 478483)]