28192440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{983}}^1$

素因数の和:1236

約数の個数: 64

約数和(自身を含む): 85017600

約数和(自身を除く): 56825160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239, 478, 717, 956, 983, 1195, 1434, 1912, 1966, 2390, 2868, 2949, 3585, 3932, 4780, 4915, 5736, 5898, 7170, 7864, 9560, 9830, 11796, 14340, 14745, 19660, 23592, 28680, 29490, 39320, 58980, 117960, 234937, 469874, 704811, 939748, 1174685, 1409622, 1879496, 2349370, 2819244, 3524055, 4698740, 5638488, 7048110, 9397480, 14096220, 28192440]

約数ペア:

[(1, 28192440), (2, 14096220), (3, 9397480), (4, 7048110), (5, 5638488), (6, 4698740), (8, 3524055), (10, 2819244), (12, 2349370), (15, 1879496), (20, 1409622), (24, 1174685), (30, 939748), (40, 704811), (60, 469874), (120, 234937), (239, 117960), (478, 58980), (717, 39320), (956, 29490), (983, 28680), (1195, 23592), (1434, 19660), (1912, 14745), (1966, 14340), (2390, 11796), (2868, 9830), (2949, 9560), (3585, 7864), (3932, 7170), (4780, 5898), (4915, 5736)]