7848520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 19440000

約数和(自身を除く): 11591480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 449, 460, 760, 874, 898, 920, 1748, 1796, 2185, 2245, 3496, 3592, 4370, 4490, 8531, 8740, 8980, 10327, 17062, 17480, 17960, 20654, 34124, 41308, 42655, 51635, 68248, 82616, 85310, 103270, 170620, 196213, 206540, 341240, 392426, 413080, 784852, 981065, 1569704, 1962130, 3924260, 7848520]

約数ペア:

[(1, 7848520), (2, 3924260), (4, 1962130), (5, 1569704), (8, 981065), (10, 784852), (19, 413080), (20, 392426), (23, 341240), (38, 206540), (40, 196213), (46, 170620), (76, 103270), (92, 85310), (95, 82616), (115, 68248), (152, 51635), (184, 42655), (190, 41308), (230, 34124), (380, 20654), (437, 17960), (449, 17480), (460, 17062), (760, 10327), (874, 8980), (898, 8740), (920, 8531), (1748, 4490), (1796, 4370), (2185, 3592), (2245, 3496)]