190704920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{681089}}^1$

素因数の和:681107

約数の個数: 32

約数和(自身を含む): 490384800

約数和(自身を除く): 299679880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 681089, 1362178, 2724356, 3405445, 4767623, 5448712, 6810890, 9535246, 13621780, 19070492, 23838115, 27243560, 38140984, 47676230, 95352460, 190704920]

約数ペア:

[(1, 190704920), (2, 95352460), (4, 47676230), (5, 38140984), (7, 27243560), (8, 23838115), (10, 19070492), (14, 13621780), (20, 9535246), (28, 6810890), (35, 5448712), (40, 4767623), (56, 3405445), (70, 2724356), (140, 1362178), (280, 681089)]