29824280

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1823}}^1$

素因数の和:2243

約数の個数: 32

約数和(自身を含む): 67305600

約数和(自身を除く): 37481320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 1823, 2045, 3272, 3646, 4090, 7292, 8180, 9115, 14584, 16360, 18230, 36460, 72920, 745607, 1491214, 2982428, 3728035, 5964856, 7456070, 14912140, 29824280]

約数ペア:

[(1, 29824280), (2, 14912140), (4, 7456070), (5, 5964856), (8, 3728035), (10, 2982428), (20, 1491214), (40, 745607), (409, 72920), (818, 36460), (1636, 18230), (1823, 16360), (2045, 14584), (3272, 9115), (3646, 8180), (4090, 7292)]