2989560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{3559}}^1$

素因数の和:3580

約数の個数: 64

約数和(自身を含む): 10252800

約数和(自身を除く): 7263240

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, 3559, 7118, 10677, 14236, 17795, 21354, 24913, 28472, 35590, 42708, 49826, 53385, 71180, 74739, 85416, 99652, 106770, 124565, 142360, 149478, 199304, 213540, 249130, 298956, 373695, 427080, 498260, 597912, 747390, 996520, 1494780, 2989560]

約数ペア:

[(1, 2989560), (2, 1494780), (3, 996520), (4, 747390), (5, 597912), (6, 498260), (7, 427080), (8, 373695), (10, 298956), (12, 249130), (14, 213540), (15, 199304), (20, 149478), (21, 142360), (24, 124565), (28, 106770), (30, 99652), (35, 85416), (40, 74739), (42, 71180), (56, 53385), (60, 49826), (70, 42708), (84, 35590), (105, 28472), (120, 24913), (140, 21354), (168, 17795), (210, 14236), (280, 10677), (420, 7118), (840, 3559)]