40715740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1051}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 92786400

約数和(自身を除く): 52070660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 260, 298, 596, 745, 1051, 1490, 1937, 2102, 2980, 3874, 4204, 5255, 7748, 9685, 10510, 13663, 19370, 21020, 27326, 38740, 54652, 68315, 136630, 156599, 273260, 313198, 626396, 782995, 1565990, 2035787, 3131980, 4071574, 8143148, 10178935, 20357870, 40715740]

約数ペア:

[(1, 40715740), (2, 20357870), (4, 10178935), (5, 8143148), (10, 4071574), (13, 3131980), (20, 2035787), (26, 1565990), (52, 782995), (65, 626396), (130, 313198), (149, 273260), (260, 156599), (298, 136630), (596, 68315), (745, 54652), (1051, 38740), (1490, 27326), (1937, 21020), (2102, 19370), (2980, 13663), (3874, 10510), (4204, 9685), (5255, 7748)]