84247660

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{12281}}^1$

素因数の和:12311

約数の個数: 48

約数和(自身を含む): 206337600

約数和(自身を除く): 122089940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 12281, 24562, 49124, 61405, 85967, 122810, 171934, 245620, 343868, 429835, 601769, 859670, 1203538, 1719340, 2407076, 3008845, 4212383, 6017690, 8424766, 12035380, 16849532, 21061915, 42123830, 84247660]

約数ペア:

[(1, 84247660), (2, 42123830), (4, 21061915), (5, 16849532), (7, 12035380), (10, 8424766), (14, 6017690), (20, 4212383), (28, 3008845), (35, 2407076), (49, 1719340), (70, 1203538), (98, 859670), (140, 601769), (196, 429835), (245, 343868), (343, 245620), (490, 171934), (686, 122810), (980, 85967), (1372, 61405), (1715, 49124), (3430, 24562), (6860, 12281)]