4978540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 12241152

約数和(自身を除く): 7262612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 827, 860, 1204, 1505, 1654, 3010, 3308, 4135, 5789, 6020, 8270, 11578, 16540, 23156, 28945, 35561, 57890, 71122, 115780, 142244, 177805, 248927, 355610, 497854, 711220, 995708, 1244635, 2489270, 4978540]

約数ペア:

[(1, 4978540), (2, 2489270), (4, 1244635), (5, 995708), (7, 711220), (10, 497854), (14, 355610), (20, 248927), (28, 177805), (35, 142244), (43, 115780), (70, 71122), (86, 57890), (140, 35561), (172, 28945), (215, 23156), (301, 16540), (430, 11578), (602, 8270), (827, 6020), (860, 5789), (1204, 4135), (1505, 3308), (1654, 3010)]