28827960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{34319}}^1$

素因数の和:34340

約数の個数: 64

約数和(自身を含む): 98841600

約数和(自身を除く): 70013640

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, 34319, 68638, 102957, 137276, 171595, 205914, 240233, 274552, 343190, 411828, 480466, 514785, 686380, 720699, 823656, 960932, 1029570, 1201165, 1372760, 1441398, 1921864, 2059140, 2402330, 2882796, 3603495, 4118280, 4804660, 5765592, 7206990, 9609320, 14413980, 28827960]

約数ペア:

[(1, 28827960), (2, 14413980), (3, 9609320), (4, 7206990), (5, 5765592), (6, 4804660), (7, 4118280), (8, 3603495), (10, 2882796), (12, 2402330), (14, 2059140), (15, 1921864), (20, 1441398), (21, 1372760), (24, 1201165), (28, 1029570), (30, 960932), (35, 823656), (40, 720699), (42, 686380), (56, 514785), (60, 480466), (70, 411828), (84, 343190), (105, 274552), (120, 240233), (140, 205914), (168, 171595), (210, 137276), (280, 102957), (420, 68638), (840, 34319)]