42097580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{773}}^1$

素因数の和:1178

約数の個数: 48

約数和(自身を含む): 101424960

約数和(自身を除く): 59327380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 389, 773, 778, 1546, 1556, 1945, 2723, 3092, 3865, 3890, 5411, 5446, 7730, 7780, 10822, 10892, 13615, 15460, 21644, 27055, 27230, 54110, 54460, 108220, 300697, 601394, 1202788, 1503485, 2104879, 3006970, 4209758, 6013940, 8419516, 10524395, 21048790, 42097580]

約数ペア:

[(1, 42097580), (2, 21048790), (4, 10524395), (5, 8419516), (7, 6013940), (10, 4209758), (14, 3006970), (20, 2104879), (28, 1503485), (35, 1202788), (70, 601394), (140, 300697), (389, 108220), (773, 54460), (778, 54110), (1546, 27230), (1556, 27055), (1945, 21644), (2723, 15460), (3092, 13615), (3865, 10892), (3890, 10822), (5411, 7780), (5446, 7730)]