3390940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 8309952

約数和(自身を除く): 4919012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 457, 530, 742, 914, 1060, 1484, 1828, 1855, 2285, 3199, 3710, 4570, 6398, 7420, 9140, 12796, 15995, 24221, 31990, 48442, 63980, 96884, 121105, 169547, 242210, 339094, 484420, 678188, 847735, 1695470, 3390940]

約数ペア:

[(1, 3390940), (2, 1695470), (4, 847735), (5, 678188), (7, 484420), (10, 339094), (14, 242210), (20, 169547), (28, 121105), (35, 96884), (53, 63980), (70, 48442), (106, 31990), (140, 24221), (212, 15995), (265, 12796), (371, 9140), (457, 7420), (530, 6398), (742, 4570), (914, 3710), (1060, 3199), (1484, 2285), (1828, 1855)]