20192340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:517

約数の個数: 96

約数和(自身を含む): 65286144

約数和(自身を除く): 45093804

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 131, 140, 210, 262, 367, 393, 420, 524, 655, 734, 786, 917, 1101, 1310, 1468, 1572, 1834, 1835, 1965, 2202, 2569, 2620, 2751, 3668, 3670, 3930, 4404, 4585, 5138, 5502, 5505, 7340, 7707, 7860, 9170, 10276, 11004, 11010, 12845, 13755, 15414, 18340, 22020, 25690, 27510, 30828, 38535, 48077, 51380, 55020, 77070, 96154, 144231, 154140, 192308, 240385, 288462, 336539, 480770, 576924, 673078, 721155, 961540, 1009617, 1346156, 1442310, 1682695, 2019234, 2884620, 3365390, 4038468, 5048085, 6730780, 10096170, 20192340]

約数ペア:

[(1, 20192340), (2, 10096170), (3, 6730780), (4, 5048085), (5, 4038468), (6, 3365390), (7, 2884620), (10, 2019234), (12, 1682695), (14, 1442310), (15, 1346156), (20, 1009617), (21, 961540), (28, 721155), (30, 673078), (35, 576924), (42, 480770), (60, 336539), (70, 288462), (84, 240385), (105, 192308), (131, 154140), (140, 144231), (210, 96154), (262, 77070), (367, 55020), (393, 51380), (420, 48077), (524, 38535), (655, 30828), (734, 27510), (786, 25690), (917, 22020), (1101, 18340), (1310, 15414), (1468, 13755), (1572, 12845), (1834, 11010), (1835, 11004), (1965, 10276), (2202, 9170), (2569, 7860), (2620, 7707), (2751, 7340), (3668, 5505), (3670, 5502), (3930, 5138), (4404, 4585)]