390611480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{4457}}^1$

素因数の和:4788

約数の個数: 64

約数和(自身を含む): 1007864640

約数和(自身を除く): 617253160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 313, 626, 1252, 1565, 2191, 2504, 3130, 4382, 4457, 6260, 8764, 8914, 10955, 12520, 17528, 17828, 21910, 22285, 31199, 35656, 43820, 44570, 62398, 87640, 89140, 124796, 155995, 178280, 249592, 311990, 623980, 1247960, 1395041, 2790082, 5580164, 6975205, 9765287, 11160328, 13950410, 19530574, 27900820, 39061148, 48826435, 55801640, 78122296, 97652870, 195305740, 390611480]

約数ペア:

[(1, 390611480), (2, 195305740), (4, 97652870), (5, 78122296), (7, 55801640), (8, 48826435), (10, 39061148), (14, 27900820), (20, 19530574), (28, 13950410), (35, 11160328), (40, 9765287), (56, 6975205), (70, 5580164), (140, 2790082), (280, 1395041), (313, 1247960), (626, 623980), (1252, 311990), (1565, 249592), (2191, 178280), (2504, 155995), (3130, 124796), (4382, 89140), (4457, 87640), (6260, 62398), (8764, 44570), (8914, 43820), (10955, 35656), (12520, 31199), (17528, 22285), (17828, 21910)]