2783249840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{4970089}}^1$

素因数の和:4970109

約数の個数: 40

約数和(自身を含む): 7395493920

約数和(自身を除く): 4612244080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 4970089, 9940178, 19880356, 24850445, 34790623, 39760712, 49700890, 69581246, 79521424, 99401780, 139162492, 173953115, 198803560, 278324984, 347906230, 397607120, 556649968, 695812460, 1391624920, 2783249840]

約数ペア:

[(1, 2783249840), (2, 1391624920), (4, 695812460), (5, 556649968), (7, 397607120), (8, 347906230), (10, 278324984), (14, 198803560), (16, 173953115), (20, 139162492), (28, 99401780), (35, 79521424), (40, 69581246), (56, 49700890), (70, 39760712), (80, 34790623), (112, 24850445), (140, 19880356), (280, 9940178), (560, 4970089)]