1292774420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{61153}}^1$

素因数の和:61320

約数の個数: 48

約数和(自身を含む): 3123257088

約数和(自身を除く): 1830482668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 151, 302, 604, 755, 1057, 1510, 2114, 3020, 4228, 5285, 10570, 21140, 61153, 122306, 244612, 305765, 428071, 611530, 856142, 1223060, 1712284, 2140355, 4280710, 8561420, 9234103, 18468206, 36936412, 46170515, 64638721, 92341030, 129277442, 184682060, 258554884, 323193605, 646387210, 1292774420]

約数ペア:

[(1, 1292774420), (2, 646387210), (4, 323193605), (5, 258554884), (7, 184682060), (10, 129277442), (14, 92341030), (20, 64638721), (28, 46170515), (35, 36936412), (70, 18468206), (140, 9234103), (151, 8561420), (302, 4280710), (604, 2140355), (755, 1712284), (1057, 1223060), (1510, 856142), (2114, 611530), (3020, 428071), (4228, 305765), (5285, 244612), (10570, 122306), (21140, 61153)]