229407920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{409657}}^1$

素因数の和:409677

約数の個数: 40

約数和(自身を含む): 609571104

約数和(自身を除く): 380163184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 409657, 819314, 1638628, 2048285, 2867599, 3277256, 4096570, 5735198, 6554512, 8193140, 11470396, 14337995, 16386280, 22940792, 28675990, 32772560, 45881584, 57351980, 114703960, 229407920]

約数ペア:

[(1, 229407920), (2, 114703960), (4, 57351980), (5, 45881584), (7, 32772560), (8, 28675990), (10, 22940792), (14, 16386280), (16, 14337995), (20, 11470396), (28, 8193140), (35, 6554512), (40, 5735198), (56, 4096570), (70, 3277256), (80, 2867599), (112, 2048285), (140, 1638628), (280, 819314), (560, 409657)]