3129420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{7451}}^1$

素因数の和:7470

約数の個数: 48

約数和(自身を含む): 10015488

約数和(自身を除く): 6886068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 7451, 14902, 22353, 29804, 37255, 44706, 52157, 74510, 89412, 104314, 111765, 149020, 156471, 208628, 223530, 260785, 312942, 447060, 521570, 625884, 782355, 1043140, 1564710, 3129420]

約数ペア:

[(1, 3129420), (2, 1564710), (3, 1043140), (4, 782355), (5, 625884), (6, 521570), (7, 447060), (10, 312942), (12, 260785), (14, 223530), (15, 208628), (20, 156471), (21, 149020), (28, 111765), (30, 104314), (35, 89412), (42, 74510), (60, 52157), (70, 44706), (84, 37255), (105, 29804), (140, 22353), (210, 14902), (420, 7451)]