63860020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1307}}^1$

素因数の和:1672

約数の個数: 48

約数和(自身を含む): 153820800

約数和(自身を除く): 89960780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 349, 698, 1307, 1396, 1745, 2443, 2614, 3490, 4886, 5228, 6535, 6980, 9149, 9772, 12215, 13070, 18298, 24430, 26140, 36596, 45745, 48860, 91490, 182980, 456143, 912286, 1824572, 2280715, 3193001, 4561430, 6386002, 9122860, 12772004, 15965005, 31930010, 63860020]

約数ペア:

[(1, 63860020), (2, 31930010), (4, 15965005), (5, 12772004), (7, 9122860), (10, 6386002), (14, 4561430), (20, 3193001), (28, 2280715), (35, 1824572), (70, 912286), (140, 456143), (349, 182980), (698, 91490), (1307, 48860), (1396, 45745), (1745, 36596), (2443, 26140), (2614, 24430), (3490, 18298), (4886, 13070), (5228, 12215), (6535, 9772), (6980, 9149)]