2783283760

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{440393}}^1$

素因数の和:440485

約数の個数: 40

約数和(自身を含む): 6553062720

約数和(自身を除く): 3769778960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 440393, 880786, 1761572, 2201965, 3523144, 4403930, 7046288, 8807860, 17615720, 34791047, 35231440, 69582094, 139164188, 173955235, 278328376, 347910470, 556656752, 695820940, 1391641880, 2783283760]

約数ペア:

[(1, 2783283760), (2, 1391641880), (4, 695820940), (5, 556656752), (8, 347910470), (10, 278328376), (16, 173955235), (20, 139164188), (40, 69582094), (79, 35231440), (80, 34791047), (158, 17615720), (316, 8807860), (395, 7046288), (632, 4403930), (790, 3523144), (1264, 2201965), (1580, 1761572), (3160, 880786), (6320, 440393)]