2580455920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{4607957}}^1$

素因数の和:4607977

約数の個数: 40

約数和(自身を含む): 6856641504

約数和(自身を除く): 4276185584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 4607957, 9215914, 18431828, 23039785, 32255699, 36863656, 46079570, 64511398, 73727312, 92159140, 129022796, 161278495, 184318280, 258045592, 322556990, 368636560, 516091184, 645113980, 1290227960, 2580455920]

約数ペア:

[(1, 2580455920), (2, 1290227960), (4, 645113980), (5, 516091184), (7, 368636560), (8, 322556990), (10, 258045592), (14, 184318280), (16, 161278495), (20, 129022796), (28, 92159140), (35, 73727312), (40, 64511398), (56, 46079570), (70, 36863656), (80, 32255699), (112, 23039785), (140, 18431828), (280, 9215914), (560, 4607957)]