312224920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1115089}}^1$

素因数の和:1115107

約数の個数: 32

約数和(自身を含む): 802864800

約数和(自身を除く): 490639880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1115089, 2230178, 4460356, 5575445, 7805623, 8920712, 11150890, 15611246, 22301780, 31222492, 39028115, 44603560, 62444984, 78056230, 156112460, 312224920]

約数ペア:

[(1, 312224920), (2, 156112460), (4, 78056230), (5, 62444984), (7, 44603560), (8, 39028115), (10, 31222492), (14, 22301780), (20, 15611246), (28, 11150890), (35, 8920712), (40, 7805623), (56, 5575445), (70, 4460356), (140, 2230178), (280, 1115089)]