31979920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{57107}}^1$

素因数の和:57127

約数の個数: 40

約数和(自身を含む): 84976704

約数和(自身を除く): 52996784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 57107, 114214, 228428, 285535, 399749, 456856, 571070, 799498, 913712, 1142140, 1598996, 1998745, 2284280, 3197992, 3997490, 4568560, 6395984, 7994980, 15989960, 31979920]

約数ペア:

[(1, 31979920), (2, 15989960), (4, 7994980), (5, 6395984), (7, 4568560), (8, 3997490), (10, 3197992), (14, 2284280), (16, 1998745), (20, 1598996), (28, 1142140), (35, 913712), (40, 799498), (56, 571070), (70, 456856), (80, 399749), (112, 285535), (140, 228428), (280, 114214), (560, 57107)]