1027880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{3671}}^1$

素因数の和:3689

約数の個数: 32

約数和(自身を含む): 2643840

約数和(自身を除く): 1615960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 3671, 7342, 14684, 18355, 25697, 29368, 36710, 51394, 73420, 102788, 128485, 146840, 205576, 256970, 513940, 1027880]

約数ペア:

[(1, 1027880), (2, 513940), (4, 256970), (5, 205576), (7, 146840), (8, 128485), (10, 102788), (14, 73420), (20, 51394), (28, 36710), (35, 29368), (40, 25697), (56, 18355), (70, 14684), (140, 7342), (280, 3671)]