1968505840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3515189}}^1$

素因数の和:3515209

約数の個数: 40

約数和(自身を含む): 5230602720

約数和(自身を除く): 3262096880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3515189, 7030378, 14060756, 17575945, 24606323, 28121512, 35151890, 49212646, 56243024, 70303780, 98425292, 123031615, 140607560, 196850584, 246063230, 281215120, 393701168, 492126460, 984252920, 1968505840]

約数ペア:

[(1, 1968505840), (2, 984252920), (4, 492126460), (5, 393701168), (7, 281215120), (8, 246063230), (10, 196850584), (14, 140607560), (16, 123031615), (20, 98425292), (28, 70303780), (35, 56243024), (40, 49212646), (56, 35151890), (70, 28121512), (80, 24606323), (112, 17575945), (140, 14060756), (280, 7030378), (560, 3515189)]