20518372210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41874229}}^1$

素因数の和:41874250

約数の個数: 24

約数和(自身を含む): 42962959980

約数和(自身を除く): 22444587770

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41874229, 83748458, 209371145, 293119603, 418742290, 586239206, 1465598015, 2051837221, 2931196030, 4103674442, 10259186105, 20518372210]

約数ペア:

[(1, 20518372210), (2, 10259186105), (5, 4103674442), (7, 2931196030), (10, 2051837221), (14, 1465598015), (35, 586239206), (49, 418742290), (70, 293119603), (98, 209371145), (245, 83748458), (490, 41874229)]