11809540

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3761}}^1$

素因数の和:3927

約数の個数: 24

約数和(自身を含む): 24964632

約数和(自身を除く): 13155092

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 3761, 7522, 15044, 18805, 37610, 75220, 590477, 1180954, 2361908, 2952385, 5904770, 11809540]

約数ペア:

[(1, 11809540), (2, 5904770), (4, 2952385), (5, 2361908), (10, 1180954), (20, 590477), (157, 75220), (314, 37610), (628, 18805), (785, 15044), (1570, 7522), (3140, 3761)]