2547020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:159

約数の個数: 72

約数和(自身を含む): 6549984

約数和(自身を除く): 4002964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 113, 115, 140, 161, 196, 226, 230, 245, 322, 452, 460, 490, 565, 644, 791, 805, 980, 1127, 1130, 1582, 1610, 2254, 2260, 2599, 3164, 3220, 3955, 4508, 5198, 5537, 5635, 7910, 10396, 11074, 11270, 12995, 15820, 18193, 22148, 22540, 25990, 27685, 36386, 51980, 55370, 72772, 90965, 110740, 127351, 181930, 254702, 363860, 509404, 636755, 1273510, 2547020]

約数ペア:

[(1, 2547020), (2, 1273510), (4, 636755), (5, 509404), (7, 363860), (10, 254702), (14, 181930), (20, 127351), (23, 110740), (28, 90965), (35, 72772), (46, 55370), (49, 51980), (70, 36386), (92, 27685), (98, 25990), (113, 22540), (115, 22148), (140, 18193), (161, 15820), (196, 12995), (226, 11270), (230, 11074), (245, 10396), (322, 7910), (452, 5635), (460, 5537), (490, 5198), (565, 4508), (644, 3955), (791, 3220), (805, 3164), (980, 2599), (1127, 2260), (1130, 2254), (1582, 1610)]