200095980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{476419}}^1$

素因数の和:476438

約数の個数: 48

約数和(自身を含む): 640308480

約数和(自身を除く): 440212500

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, 476419, 952838, 1429257, 1905676, 2382095, 2858514, 3334933, 4764190, 5717028, 6669866, 7146285, 9528380, 10004799, 13339732, 14292570, 16674665, 20009598, 28585140, 33349330, 40019196, 50023995, 66698660, 100047990, 200095980]

約数ペア:

[(1, 200095980), (2, 100047990), (3, 66698660), (4, 50023995), (5, 40019196), (6, 33349330), (7, 28585140), (10, 20009598), (12, 16674665), (14, 14292570), (15, 13339732), (20, 10004799), (21, 9528380), (28, 7146285), (30, 6669866), (35, 5717028), (42, 4764190), (60, 3334933), (70, 2858514), (84, 2382095), (105, 1905676), (140, 1429257), (210, 952838), (420, 476419)]