19370804560

素因数分解:

$2^4\times 5^1\times {\mathrm{242135057}}^1$

素因数の和:242135070

約数の個数: 20

約数和(自身を含む): 45037120788

約数和(自身を除く): 25666316228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 242135057, 484270114, 968540228, 1210675285, 1937080456, 2421350570, 3874160912, 4842701140, 9685402280, 19370804560]

約数ペア:

[(1, 19370804560), (2, 9685402280), (4, 4842701140), (5, 3874160912), (8, 2421350570), (10, 1937080456), (16, 1210675285), (20, 968540228), (40, 484270114), (80, 242135057)]