40010488

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 90201600

約数和(自身を除く): 50191112

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 71, 116, 142, 203, 232, 284, 347, 406, 497, 568, 694, 812, 994, 1388, 1624, 1988, 2059, 2429, 2776, 3976, 4118, 4858, 8236, 9716, 10063, 14413, 16472, 19432, 20126, 24637, 28826, 40252, 49274, 57652, 70441, 80504, 98548, 115304, 140882, 172459, 197096, 281764, 344918, 563528, 689836, 714473, 1379672, 1428946, 2857892, 5001311, 5715784, 10002622, 20005244, 40010488]

約数ペア:

[(1, 40010488), (2, 20005244), (4, 10002622), (7, 5715784), (8, 5001311), (14, 2857892), (28, 1428946), (29, 1379672), (56, 714473), (58, 689836), (71, 563528), (116, 344918), (142, 281764), (203, 197096), (232, 172459), (284, 140882), (347, 115304), (406, 98548), (497, 80504), (568, 70441), (694, 57652), (812, 49274), (994, 40252), (1388, 28826), (1624, 24637), (1988, 20126), (2059, 19432), (2429, 16472), (2776, 14413), (3976, 10063), (4118, 9716), (4858, 8236)]