2796400460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19974289}}^1$

素因数の和:19974305

約数の個数: 24

約数和(自身を含む): 6711361440

約数和(自身を除く): 3914960980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 19974289, 39948578, 79897156, 99871445, 139820023, 199742890, 279640046, 399485780, 559280092, 699100115, 1398200230, 2796400460]

約数ペア:

[(1, 2796400460), (2, 1398200230), (4, 699100115), (5, 559280092), (7, 399485780), (10, 279640046), (14, 199742890), (20, 139820023), (28, 99871445), (35, 79897156), (70, 39948578), (140, 19974289)]