28924840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5437}}^1$

素因数の和:5474

約数の個数: 64

約数和(自身を含む): 78307200

約数和(自身を除く): 49382360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 5437, 10874, 21748, 27185, 38059, 43496, 54370, 76118, 103303, 108740, 152236, 190295, 206606, 217480, 304472, 380590, 413212, 516515, 723121, 761180, 826424, 1033030, 1446242, 1522360, 2066060, 2892484, 3615605, 4132120, 5784968, 7231210, 14462420, 28924840]

約数ペア:

[(1, 28924840), (2, 14462420), (4, 7231210), (5, 5784968), (7, 4132120), (8, 3615605), (10, 2892484), (14, 2066060), (19, 1522360), (20, 1446242), (28, 1033030), (35, 826424), (38, 761180), (40, 723121), (56, 516515), (70, 413212), (76, 380590), (95, 304472), (133, 217480), (140, 206606), (152, 190295), (190, 152236), (266, 108740), (280, 103303), (380, 76118), (532, 54370), (665, 43496), (760, 38059), (1064, 27185), (1330, 21748), (2660, 10874), (5320, 5437)]