3135020

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{457}}^1$

素因数の和:487

約数の個数: 48

約数和(自身を含む): 7694400

約数和(自身を除く): 4559380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 457, 490, 686, 914, 980, 1372, 1715, 1828, 2285, 3199, 3430, 4570, 6398, 6860, 9140, 12796, 15995, 22393, 31990, 44786, 63980, 89572, 111965, 156751, 223930, 313502, 447860, 627004, 783755, 1567510, 3135020]

約数ペア:

[(1, 3135020), (2, 1567510), (4, 783755), (5, 627004), (7, 447860), (10, 313502), (14, 223930), (20, 156751), (28, 111965), (35, 89572), (49, 63980), (70, 44786), (98, 31990), (140, 22393), (196, 15995), (245, 12796), (343, 9140), (457, 6860), (490, 6398), (686, 4570), (914, 3430), (980, 3199), (1372, 2285), (1715, 1828)]