40720988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:195

約数の個数: 96

約数和(自身を含む): 94832640

約数和(自身を除く): 54111652

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 47, 58, 77, 94, 97, 116, 154, 188, 194, 203, 308, 319, 329, 388, 406, 517, 638, 658, 679, 812, 1034, 1067, 1276, 1316, 1358, 1363, 2068, 2134, 2233, 2716, 2726, 2813, 3619, 4268, 4466, 4559, 5452, 5626, 7238, 7469, 8932, 9118, 9541, 11252, 14476, 14938, 14993, 18236, 19082, 19691, 29876, 29986, 30943, 31913, 38164, 39382, 50149, 59972, 61886, 63826, 78764, 100298, 104951, 123772, 127652, 132211, 200596, 209902, 216601, 264422, 351043, 419804, 433202, 528844, 702086, 866404, 925477, 1404172, 1454321, 1850954, 2908642, 3701908, 5817284, 10180247, 20360494, 40720988]

約数ペア:

[(1, 40720988), (2, 20360494), (4, 10180247), (7, 5817284), (11, 3701908), (14, 2908642), (22, 1850954), (28, 1454321), (29, 1404172), (44, 925477), (47, 866404), (58, 702086), (77, 528844), (94, 433202), (97, 419804), (116, 351043), (154, 264422), (188, 216601), (194, 209902), (203, 200596), (308, 132211), (319, 127652), (329, 123772), (388, 104951), (406, 100298), (517, 78764), (638, 63826), (658, 61886), (679, 59972), (812, 50149), (1034, 39382), (1067, 38164), (1276, 31913), (1316, 30943), (1358, 29986), (1363, 29876), (2068, 19691), (2134, 19082), (2233, 18236), (2716, 14993), (2726, 14938), (2813, 14476), (3619, 11252), (4268, 9541), (4466, 9118), (4559, 8932), (5452, 7469), (5626, 7238)]