87394040

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{12071}}^1$

素因数の和:12263

約数の個数: 32

約数和(自身を含む): 197739360

約数和(自身を除く): 110345320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 7240, 12071, 24142, 48284, 60355, 96568, 120710, 241420, 482840, 2184851, 4369702, 8739404, 10924255, 17478808, 21848510, 43697020, 87394040]

約数ペア:

[(1, 87394040), (2, 43697020), (4, 21848510), (5, 17478808), (8, 10924255), (10, 8739404), (20, 4369702), (40, 2184851), (181, 482840), (362, 241420), (724, 120710), (905, 96568), (1448, 60355), (1810, 48284), (3620, 24142), (7240, 12071)]