7302920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:186

約数の個数: 64

約数和(自身を含む): 17342640

約数和(自身を除く): 10039720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 61, 73, 82, 122, 146, 164, 205, 244, 292, 305, 328, 365, 410, 488, 584, 610, 730, 820, 1220, 1460, 1640, 2440, 2501, 2920, 2993, 4453, 5002, 5986, 8906, 10004, 11972, 12505, 14965, 17812, 20008, 22265, 23944, 25010, 29930, 35624, 44530, 50020, 59860, 89060, 100040, 119720, 178120, 182573, 365146, 730292, 912865, 1460584, 1825730, 3651460, 7302920]

約数ペア:

[(1, 7302920), (2, 3651460), (4, 1825730), (5, 1460584), (8, 912865), (10, 730292), (20, 365146), (40, 182573), (41, 178120), (61, 119720), (73, 100040), (82, 89060), (122, 59860), (146, 50020), (164, 44530), (205, 35624), (244, 29930), (292, 25010), (305, 23944), (328, 22265), (365, 20008), (410, 17812), (488, 14965), (584, 12505), (610, 11972), (730, 10004), (820, 8906), (1220, 5986), (1460, 5002), (1640, 4453), (2440, 2993), (2501, 2920)]