2726220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{6491}}^1$

素因数の和:6510

約数の個数: 48

約数和(自身を含む): 8725248

約数和(自身を除く): 5999028

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, 6491, 12982, 19473, 25964, 32455, 38946, 45437, 64910, 77892, 90874, 97365, 129820, 136311, 181748, 194730, 227185, 272622, 389460, 454370, 545244, 681555, 908740, 1363110, 2726220]

約数ペア:

[(1, 2726220), (2, 1363110), (3, 908740), (4, 681555), (5, 545244), (6, 454370), (7, 389460), (10, 272622), (12, 227185), (14, 194730), (15, 181748), (20, 136311), (21, 129820), (28, 97365), (30, 90874), (35, 77892), (42, 64910), (60, 45437), (70, 38946), (84, 32455), (105, 25964), (140, 19473), (210, 12982), (420, 6491)]