128522860

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{28309}}^1$

素因数の和:28545

約数の個数: 24

約数和(自身を含む): 271096560

約数和(自身を除く): 142573700

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 2270, 4540, 28309, 56618, 113236, 141545, 283090, 566180, 6426143, 12852286, 25704572, 32130715, 64261430, 128522860]

約数ペア:

[(1, 128522860), (2, 64261430), (4, 32130715), (5, 25704572), (10, 12852286), (20, 6426143), (227, 566180), (454, 283090), (908, 141545), (1135, 113236), (2270, 56618), (4540, 28309)]