201879220

素因数分解:

$2^2\times 5^1\times {\mathrm{1307}}^1\times {\mathrm{7723}}^1$

素因数の和:9039

約数の個数: 24

約数和(自身を含む): 424325664

約数和(自身を除く): 222446444

約数列:

[1, 2, 4, 5, 10, 20, 1307, 2614, 5228, 6535, 7723, 13070, 15446, 26140, 30892, 38615, 77230, 154460, 10093961, 20187922, 40375844, 50469805, 100939610, 201879220]

約数ペア:

[(1, 201879220), (2, 100939610), (4, 50469805), (5, 40375844), (10, 20187922), (20, 10093961), (1307, 154460), (2614, 77230), (5228, 38615), (6535, 30892), (7723, 26140), (13070, 15446)]