28365960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{33769}}^1$

素因数の和:33790

約数の個数: 64

約数和(自身を含む): 97257600

約数和(自身を除く): 68891640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 33769, 67538, 101307, 135076, 168845, 202614, 236383, 270152, 337690, 405228, 472766, 506535, 675380, 709149, 810456, 945532, 1013070, 1181915, 1350760, 1418298, 1891064, 2026140, 2363830, 2836596, 3545745, 4052280, 4727660, 5673192, 7091490, 9455320, 14182980, 28365960]

約数ペア:

[(1, 28365960), (2, 14182980), (3, 9455320), (4, 7091490), (5, 5673192), (6, 4727660), (7, 4052280), (8, 3545745), (10, 2836596), (12, 2363830), (14, 2026140), (15, 1891064), (20, 1418298), (21, 1350760), (24, 1181915), (28, 1013070), (30, 945532), (35, 810456), (40, 709149), (42, 675380), (56, 506535), (60, 472766), (70, 405228), (84, 337690), (105, 270152), (120, 236383), (140, 202614), (168, 168845), (210, 135076), (280, 101307), (420, 67538), (840, 33769)]