4365990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:501

約数の個数: 48

約数和(自身を含む): 11466000

約数和(自身を除く): 7100010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 139, 278, 349, 417, 695, 698, 834, 1047, 1251, 1390, 1745, 2085, 2094, 2502, 3141, 3490, 4170, 5235, 6255, 6282, 10470, 12510, 15705, 31410, 48511, 97022, 145533, 242555, 291066, 436599, 485110, 727665, 873198, 1455330, 2182995, 4365990]

約数ペア:

[(1, 4365990), (2, 2182995), (3, 1455330), (5, 873198), (6, 727665), (9, 485110), (10, 436599), (15, 291066), (18, 242555), (30, 145533), (45, 97022), (90, 48511), (139, 31410), (278, 15705), (349, 12510), (417, 10470), (695, 6282), (698, 6255), (834, 5235), (1047, 4170), (1251, 3490), (1390, 3141), (1745, 2502), (2085, 2094)]