1869278740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13351991}}^1$

素因数の和:13352007

約数の個数: 24

約数和(自身を含む): 4486269312

約数和(自身を除く): 2616990572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 13351991, 26703982, 53407964, 66759955, 93463937, 133519910, 186927874, 267039820, 373855748, 467319685, 934639370, 1869278740]

約数ペア:

[(1, 1869278740), (2, 934639370), (4, 467319685), (5, 373855748), (7, 267039820), (10, 186927874), (14, 133519910), (20, 93463937), (28, 66759955), (35, 53407964), (70, 26703982), (140, 13351991)]