461178440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{5059}}^1$

素因数の和:5166

約数の個数: 64

約数和(自身を含む): 1082030400

約数和(自身を除く): 620851960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 53, 86, 106, 172, 212, 215, 265, 344, 424, 430, 530, 860, 1060, 1720, 2120, 2279, 4558, 5059, 9116, 10118, 11395, 18232, 20236, 22790, 25295, 40472, 45580, 50590, 91160, 101180, 202360, 217537, 268127, 435074, 536254, 870148, 1072508, 1087685, 1340635, 1740296, 2145016, 2175370, 2681270, 4350740, 5362540, 8701480, 10725080, 11529461, 23058922, 46117844, 57647305, 92235688, 115294610, 230589220, 461178440]

約数ペア:

[(1, 461178440), (2, 230589220), (4, 115294610), (5, 92235688), (8, 57647305), (10, 46117844), (20, 23058922), (40, 11529461), (43, 10725080), (53, 8701480), (86, 5362540), (106, 4350740), (172, 2681270), (212, 2175370), (215, 2145016), (265, 1740296), (344, 1340635), (424, 1087685), (430, 1072508), (530, 870148), (860, 536254), (1060, 435074), (1720, 268127), (2120, 217537), (2279, 202360), (4558, 101180), (5059, 91160), (9116, 50590), (10118, 45580), (11395, 40472), (18232, 25295), (20236, 22790)]