2788045160

素因数分解:

$2^3\times 5^1\times {\mathrm{69701129}}^1$

素因数の和:69701140

約数の個数: 16

約数和(自身を含む): 6273101700

約数和(自身を除く): 3485056540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 69701129, 139402258, 278804516, 348505645, 557609032, 697011290, 1394022580, 2788045160]

約数ペア:

[(1, 2788045160), (2, 1394022580), (4, 697011290), (5, 557609032), (8, 348505645), (10, 278804516), (20, 139402258), (40, 69701129)]