2339960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 6160320

約数和(自身を除く): 3820360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 137, 140, 244, 274, 280, 305, 427, 488, 548, 610, 685, 854, 959, 1096, 1220, 1370, 1708, 1918, 2135, 2440, 2740, 3416, 3836, 4270, 4795, 5480, 7672, 8357, 8540, 9590, 16714, 17080, 19180, 33428, 38360, 41785, 58499, 66856, 83570, 116998, 167140, 233996, 292495, 334280, 467992, 584990, 1169980, 2339960]

約数ペア:

[(1, 2339960), (2, 1169980), (4, 584990), (5, 467992), (7, 334280), (8, 292495), (10, 233996), (14, 167140), (20, 116998), (28, 83570), (35, 66856), (40, 58499), (56, 41785), (61, 38360), (70, 33428), (122, 19180), (137, 17080), (140, 16714), (244, 9590), (274, 8540), (280, 8357), (305, 7672), (427, 5480), (488, 4795), (548, 4270), (610, 3836), (685, 3416), (854, 2740), (959, 2440), (1096, 2135), (1220, 1918), (1370, 1708)]