30471560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{108827}}^1$

素因数の和:108845

約数の個数: 32

約数和(自身を含む): 78356160

約数和(自身を除く): 47884600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 108827, 217654, 435308, 544135, 761789, 870616, 1088270, 1523578, 2176540, 3047156, 3808945, 4353080, 6094312, 7617890, 15235780, 30471560]

約数ペア:

[(1, 30471560), (2, 15235780), (4, 7617890), (5, 6094312), (7, 4353080), (8, 3808945), (10, 3047156), (14, 2176540), (20, 1523578), (28, 1088270), (35, 870616), (40, 761789), (56, 544135), (70, 435308), (140, 217654), (280, 108827)]