4620140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{541}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 11290944

約数和(自身を除く): 6670804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 541, 610, 854, 1082, 1220, 1708, 2135, 2164, 2705, 3787, 4270, 5410, 7574, 8540, 10820, 15148, 18935, 33001, 37870, 66002, 75740, 132004, 165005, 231007, 330010, 462014, 660020, 924028, 1155035, 2310070, 4620140]

約数ペア:

[(1, 4620140), (2, 2310070), (4, 1155035), (5, 924028), (7, 660020), (10, 462014), (14, 330010), (20, 231007), (28, 165005), (35, 132004), (61, 75740), (70, 66002), (122, 37870), (140, 33001), (244, 18935), (305, 15148), (427, 10820), (541, 8540), (610, 7574), (854, 5410), (1082, 4270), (1220, 3787), (1708, 2705), (2135, 2164)]