1283489240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{126827}}^1$

素因数の和:126872

約数の個数: 64

約数和(自身を含む): 3287381760

約数和(自身を除く): 2003892520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 10120, 126827, 253654, 507308, 634135, 1014616, 1268270, 1395097, 2536540, 2790194, 2917021, 5073080, 5580388, 5834042, 6975485, 11160776, 11668084, 13950970, 14585105, 23336168, 27901940, 29170210, 32087231, 55803880, 58340420, 64174462, 116680840, 128348924, 160436155, 256697848, 320872310, 641744620, 1283489240]

約数ペア:

[(1, 1283489240), (2, 641744620), (4, 320872310), (5, 256697848), (8, 160436155), (10, 128348924), (11, 116680840), (20, 64174462), (22, 58340420), (23, 55803880), (40, 32087231), (44, 29170210), (46, 27901940), (55, 23336168), (88, 14585105), (92, 13950970), (110, 11668084), (115, 11160776), (184, 6975485), (220, 5834042), (230, 5580388), (253, 5073080), (440, 2917021), (460, 2790194), (506, 2536540), (920, 1395097), (1012, 1268270), (1265, 1014616), (2024, 634135), (2530, 507308), (5060, 253654), (10120, 126827)]