15690469840

素因数分解:

$2^4\times 5^1\times {\mathrm{196130873}}^1$

素因数の和:196130886

約数の個数: 20

約数和(自身を含む): 36480342564

約数和(自身を除く): 20789872724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 196130873, 392261746, 784523492, 980654365, 1569046984, 1961308730, 3138093968, 3922617460, 7845234920, 15690469840]

約数ペア:

[(1, 15690469840), (2, 7845234920), (4, 3922617460), (5, 3138093968), (8, 1961308730), (10, 1569046984), (16, 980654365), (20, 784523492), (40, 392261746), (80, 196130873)]