28713160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{102547}}^1$

素因数の和:102565

約数の個数: 32

約数和(自身を含む): 73834560

約数和(自身を除く): 45121400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 102547, 205094, 410188, 512735, 717829, 820376, 1025470, 1435658, 2050940, 2871316, 3589145, 4101880, 5742632, 7178290, 14356580, 28713160]

約数ペア:

[(1, 28713160), (2, 14356580), (4, 7178290), (5, 5742632), (7, 4101880), (8, 3589145), (10, 2871316), (14, 2050940), (20, 1435658), (28, 1025470), (35, 820376), (40, 717829), (56, 512735), (70, 410188), (140, 205094), (280, 102547)]