389614260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{927653}}^1$

素因数の和:927672

約数の個数: 48

約数和(自身を含む): 1246766976

約数和(自身を除く): 857152716

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 927653, 1855306, 2782959, 3710612, 4638265, 5565918, 6493571, 9276530, 11131836, 12987142, 13914795, 18553060, 19480713, 25974284, 27829590, 32467855, 38961426, 55659180, 64935710, 77922852, 97403565, 129871420, 194807130, 389614260]

約数ペア:

[(1, 389614260), (2, 194807130), (3, 129871420), (4, 97403565), (5, 77922852), (6, 64935710), (7, 55659180), (10, 38961426), (12, 32467855), (14, 27829590), (15, 25974284), (20, 19480713), (21, 18553060), (28, 13914795), (30, 12987142), (35, 11131836), (42, 9276530), (60, 6493571), (70, 5565918), (84, 4638265), (105, 3710612), (140, 2782959), (210, 1855306), (420, 927653)]