38239980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21977}}^1$

素因数の和:22018

約数の個数: 48

約数和(自身を含む): 110769120

約数和(自身を除く): 72529140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 21977, 43954, 65931, 87908, 109885, 131862, 219770, 263724, 329655, 439540, 637333, 659310, 1274666, 1318620, 1911999, 2549332, 3186665, 3823998, 6373330, 7647996, 9559995, 12746660, 19119990, 38239980]

約数ペア:

[(1, 38239980), (2, 19119990), (3, 12746660), (4, 9559995), (5, 7647996), (6, 6373330), (10, 3823998), (12, 3186665), (15, 2549332), (20, 1911999), (29, 1318620), (30, 1274666), (58, 659310), (60, 637333), (87, 439540), (116, 329655), (145, 263724), (174, 219770), (290, 131862), (348, 109885), (435, 87908), (580, 65931), (870, 43954), (1740, 21977)]