20160632740

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{907}}^1\times {\mathrm{7459}}^1$

素因数の和:8524

約数の個数: 48

約数和(自身を含む): 42674184000

約数和(自身を除く): 22513551260

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 907, 1490, 1814, 2980, 3628, 4535, 7459, 9070, 14918, 18140, 29836, 37295, 74590, 135143, 149180, 270286, 540572, 675715, 1111391, 1351430, 2222782, 2702860, 4445564, 5556955, 6765313, 11113910, 13530626, 22227820, 27061252, 33826565, 67653130, 135306260, 1008031637, 2016063274, 4032126548, 5040158185, 10080316370, 20160632740]

約数ペア:

[(1, 20160632740), (2, 10080316370), (4, 5040158185), (5, 4032126548), (10, 2016063274), (20, 1008031637), (149, 135306260), (298, 67653130), (596, 33826565), (745, 27061252), (907, 22227820), (1490, 13530626), (1814, 11113910), (2980, 6765313), (3628, 5556955), (4535, 4445564), (7459, 2702860), (9070, 2222782), (14918, 1351430), (18140, 1111391), (29836, 675715), (37295, 540572), (74590, 270286), (135143, 149180)]