1984440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{719}}^1$

素因数の和:756

約数の個数: 64

約数和(自身を含む): 6220800

約数和(自身を除く): 4236360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 719, 920, 1380, 1438, 2157, 2760, 2876, 3595, 4314, 5752, 7190, 8628, 10785, 14380, 16537, 17256, 21570, 28760, 33074, 43140, 49611, 66148, 82685, 86280, 99222, 132296, 165370, 198444, 248055, 330740, 396888, 496110, 661480, 992220, 1984440]

約数ペア:

[(1, 1984440), (2, 992220), (3, 661480), (4, 496110), (5, 396888), (6, 330740), (8, 248055), (10, 198444), (12, 165370), (15, 132296), (20, 99222), (23, 86280), (24, 82685), (30, 66148), (40, 49611), (46, 43140), (60, 33074), (69, 28760), (92, 21570), (115, 17256), (120, 16537), (138, 14380), (184, 10785), (230, 8628), (276, 7190), (345, 5752), (460, 4314), (552, 3595), (690, 2876), (719, 2760), (920, 2157), (1380, 1438)]