5081720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{18149}}^1$

素因数の和:18167

約数の個数: 32

約数和(自身を含む): 13068000

約数和(自身を除く): 7986280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 18149, 36298, 72596, 90745, 127043, 145192, 181490, 254086, 362980, 508172, 635215, 725960, 1016344, 1270430, 2540860, 5081720]

約数ペア:

[(1, 5081720), (2, 2540860), (4, 1270430), (5, 1016344), (7, 725960), (8, 635215), (10, 508172), (14, 362980), (20, 254086), (28, 181490), (35, 145192), (40, 127043), (56, 90745), (70, 72596), (140, 36298), (280, 18149)]