284897780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{881}}^1$

素因数の和:969

約数の個数: 96

約数和(自身を含む): 675682560

約数和(自身を除く): 390784780

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 37, 38, 46, 74, 76, 92, 95, 115, 148, 185, 190, 230, 370, 380, 437, 460, 703, 740, 851, 874, 881, 1406, 1702, 1748, 1762, 2185, 2812, 3404, 3515, 3524, 4255, 4370, 4405, 7030, 8510, 8740, 8810, 14060, 16169, 16739, 17020, 17620, 20263, 32338, 32597, 33478, 40526, 64676, 65194, 66956, 80845, 81052, 83695, 101315, 130388, 161690, 162985, 167390, 202630, 323380, 325970, 334780, 384997, 405260, 619343, 651940, 749731, 769994, 1238686, 1499462, 1539988, 1924985, 2477372, 2998924, 3096715, 3748655, 3849970, 6193430, 7497310, 7699940, 12386860, 14244889, 14994620, 28489778, 56979556, 71224445, 142448890, 284897780]

約数ペア:

[(1, 284897780), (2, 142448890), (4, 71224445), (5, 56979556), (10, 28489778), (19, 14994620), (20, 14244889), (23, 12386860), (37, 7699940), (38, 7497310), (46, 6193430), (74, 3849970), (76, 3748655), (92, 3096715), (95, 2998924), (115, 2477372), (148, 1924985), (185, 1539988), (190, 1499462), (230, 1238686), (370, 769994), (380, 749731), (437, 651940), (460, 619343), (703, 405260), (740, 384997), (851, 334780), (874, 325970), (881, 323380), (1406, 202630), (1702, 167390), (1748, 162985), (1762, 161690), (2185, 130388), (2812, 101315), (3404, 83695), (3515, 81052), (3524, 80845), (4255, 66956), (4370, 65194), (4405, 64676), (7030, 40526), (8510, 33478), (8740, 32597), (8810, 32338), (14060, 20263), (16169, 17620), (16739, 17020)]