440349910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43991}}^1$

素因数の和:44029

約数の個数: 64

約数和(自身を含む): 1064254464

約数和(自身を除く): 623904554

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 182, 286, 385, 455, 715, 770, 910, 1001, 1430, 2002, 5005, 10010, 43991, 87982, 219955, 307937, 439910, 483901, 571883, 615874, 967802, 1143766, 1539685, 2419505, 2859415, 3079370, 3387307, 4003181, 4839010, 5718830, 6290713, 6774614, 8006362, 12581426, 16936535, 20015905, 31453565, 33873070, 40031810, 44034991, 62907130, 88069982, 220174955, 440349910]

約数ペア:

[(1, 440349910), (2, 220174955), (5, 88069982), (7, 62907130), (10, 44034991), (11, 40031810), (13, 33873070), (14, 31453565), (22, 20015905), (26, 16936535), (35, 12581426), (55, 8006362), (65, 6774614), (70, 6290713), (77, 5718830), (91, 4839010), (110, 4003181), (130, 3387307), (143, 3079370), (154, 2859415), (182, 2419505), (286, 1539685), (385, 1143766), (455, 967802), (715, 615874), (770, 571883), (910, 483901), (1001, 439910), (1430, 307937), (2002, 219955), (5005, 87982), (10010, 43991)]