27990670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{719}}^1$

素因数の和:972

約数の個数: 32

約数和(自身を含む): 53654400

約数和(自身を除く): 25663730

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 229, 458, 719, 1145, 1438, 2290, 3595, 3893, 7190, 7786, 12223, 19465, 24446, 38930, 61115, 122230, 164651, 329302, 823255, 1646510, 2799067, 5598134, 13995335, 27990670]

約数ペア:

[(1, 27990670), (2, 13995335), (5, 5598134), (10, 2799067), (17, 1646510), (34, 823255), (85, 329302), (170, 164651), (229, 122230), (458, 61115), (719, 38930), (1145, 24446), (1438, 19465), (2290, 12223), (3595, 7786), (3893, 7190)]