38945860

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{18199}}^1$

素因数の和:18315

約数の個数: 24

約数和(自身を含む): 82555200

約数和(自身を除く): 43609340

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 18199, 36398, 72796, 90995, 181990, 363980, 1947293, 3894586, 7789172, 9736465, 19472930, 38945860]

約数ペア:

[(1, 38945860), (2, 19472930), (4, 9736465), (5, 7789172), (10, 3894586), (20, 1947293), (107, 363980), (214, 181990), (428, 90995), (535, 72796), (1070, 36398), (2140, 18199)]