13199320

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4177}}^1$

素因数の和:4267

約数の個数: 32

約数和(自身を含む): 30081600

約数和(自身を除く): 16882280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 4177, 8354, 16708, 20885, 33416, 41770, 83540, 167080, 329983, 659966, 1319932, 1649915, 2639864, 3299830, 6599660, 13199320]

約数ペア:

[(1, 13199320), (2, 6599660), (4, 3299830), (5, 2639864), (8, 1649915), (10, 1319932), (20, 659966), (40, 329983), (79, 167080), (158, 83540), (316, 41770), (395, 33416), (632, 20885), (790, 16708), (1580, 8354), (3160, 4177)]