1640803870

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2448961}}^1$

素因数の和:2449035

約数の個数: 16

約数和(自身を含む): 2997529488

約数和(自身を除く): 1356725618

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 2448961, 4897922, 12244805, 24489610, 164080387, 328160774, 820401935, 1640803870]

約数ペア:

[(1, 1640803870), (2, 820401935), (5, 328160774), (10, 164080387), (67, 24489610), (134, 12244805), (335, 4897922), (670, 2448961)]