28392700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{863}}^1$

素因数の和:931

約数の個数: 72

約数和(自身を含む): 71995392

約数和(自身を除く): 43602692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 47, 50, 70, 94, 100, 140, 175, 188, 235, 329, 350, 470, 658, 700, 863, 940, 1175, 1316, 1645, 1726, 2350, 3290, 3452, 4315, 4700, 6041, 6580, 8225, 8630, 12082, 16450, 17260, 21575, 24164, 30205, 32900, 40561, 43150, 60410, 81122, 86300, 120820, 151025, 162244, 202805, 283927, 302050, 405610, 567854, 604100, 811220, 1014025, 1135708, 1419635, 2028050, 2839270, 4056100, 5678540, 7098175, 14196350, 28392700]

約数ペア:

[(1, 28392700), (2, 14196350), (4, 7098175), (5, 5678540), (7, 4056100), (10, 2839270), (14, 2028050), (20, 1419635), (25, 1135708), (28, 1014025), (35, 811220), (47, 604100), (50, 567854), (70, 405610), (94, 302050), (100, 283927), (140, 202805), (175, 162244), (188, 151025), (235, 120820), (329, 86300), (350, 81122), (470, 60410), (658, 43150), (700, 40561), (863, 32900), (940, 30205), (1175, 24164), (1316, 21575), (1645, 17260), (1726, 16450), (2350, 12082), (3290, 8630), (3452, 8225), (4315, 6580), (4700, 6041)]