201488920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{265117}}^1$

素因数の和:265147

約数の個数: 32

約数和(自身を含む): 477212400

約数和(自身を除く): 275723480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 265117, 530234, 1060468, 1325585, 2120936, 2651170, 5037223, 5302340, 10074446, 10604680, 20148892, 25186115, 40297784, 50372230, 100744460, 201488920]

約数ペア:

[(1, 201488920), (2, 100744460), (4, 50372230), (5, 40297784), (8, 25186115), (10, 20148892), (19, 10604680), (20, 10074446), (38, 5302340), (40, 5037223), (76, 2651170), (95, 2120936), (152, 1325585), (190, 1060468), (380, 530234), (760, 265117)]