201273560

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{20879}}^1$

素因数の和:21131

約数の個数: 32

約数和(自身を含む): 454766400

約数和(自身を除く): 253492840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1928, 2410, 4820, 9640, 20879, 41758, 83516, 104395, 167032, 208790, 417580, 835160, 5031839, 10063678, 20127356, 25159195, 40254712, 50318390, 100636780, 201273560]

約数ペア:

[(1, 201273560), (2, 100636780), (4, 50318390), (5, 40254712), (8, 25159195), (10, 20127356), (20, 10063678), (40, 5031839), (241, 835160), (482, 417580), (964, 208790), (1205, 167032), (1928, 104395), (2410, 83516), (4820, 41758), (9640, 20879)]