1382028340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{128203}}^1$

素因数の和:128237

約数の個数: 72

約数和(自身を含む): 3683044512

約数和(自身を除く): 2301016172

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 128203, 256406, 512812, 641015, 897421, 1282030, 1410233, 1794842, 2564060, 2820466, 3589684, 4487105, 5640932, 6281947, 7051165, 8974210, 9871631, 12563894, 14102330, 17948420, 19743262, 25127788, 28204660, 31409735, 39486524, 49358155, 62819470, 69101417, 98716310, 125638940, 138202834, 197432620, 276405668, 345507085, 691014170, 1382028340]

約数ペア:

[(1, 1382028340), (2, 691014170), (4, 345507085), (5, 276405668), (7, 197432620), (10, 138202834), (11, 125638940), (14, 98716310), (20, 69101417), (22, 62819470), (28, 49358155), (35, 39486524), (44, 31409735), (49, 28204660), (55, 25127788), (70, 19743262), (77, 17948420), (98, 14102330), (110, 12563894), (140, 9871631), (154, 8974210), (196, 7051165), (220, 6281947), (245, 5640932), (308, 4487105), (385, 3589684), (490, 2820466), (539, 2564060), (770, 1794842), (980, 1410233), (1078, 1282030), (1540, 897421), (2156, 641015), (2695, 512812), (5390, 256406), (10780, 128203)]