2709420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{6451}}^1$

素因数の和:6470

約数の個数: 48

約数和(自身を含む): 8671488

約数和(自身を除く): 5962068

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, 6451, 12902, 19353, 25804, 32255, 38706, 45157, 64510, 77412, 90314, 96765, 129020, 135471, 180628, 193530, 225785, 270942, 387060, 451570, 541884, 677355, 903140, 1354710, 2709420]

約数ペア:

[(1, 2709420), (2, 1354710), (3, 903140), (4, 677355), (5, 541884), (6, 451570), (7, 387060), (10, 270942), (12, 225785), (14, 193530), (15, 180628), (20, 135471), (21, 129020), (28, 96765), (30, 90314), (35, 77412), (42, 64510), (60, 45157), (70, 38706), (84, 32255), (105, 25804), (140, 19353), (210, 12902), (420, 6451)]