478880

素因数分解:

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

素因数の和:129

約数の個数: 48

約数和(自身を含む): 1174824

約数和(自身を除く): 695944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 73, 80, 82, 146, 160, 164, 205, 292, 328, 365, 410, 584, 656, 730, 820, 1168, 1312, 1460, 1640, 2336, 2920, 2993, 3280, 5840, 5986, 6560, 11680, 11972, 14965, 23944, 29930, 47888, 59860, 95776, 119720, 239440, 478880]

約数ペア:

[(1, 478880), (2, 239440), (4, 119720), (5, 95776), (8, 59860), (10, 47888), (16, 29930), (20, 23944), (32, 14965), (40, 11972), (41, 11680), (73, 6560), (80, 5986), (82, 5840), (146, 3280), (160, 2993), (164, 2920), (205, 2336), (292, 1640), (328, 1460), (365, 1312), (410, 1168), (584, 820), (656, 730)]