1900789730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{253777}}^1$

素因数の和:253898

約数の個数: 32

約数和(自身を含む): 3946755456

約数和(自身を除く): 2045965726

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 535, 749, 1070, 1498, 3745, 7490, 253777, 507554, 1268885, 1776439, 2537770, 3552878, 8882195, 17764390, 27154139, 54308278, 135770695, 190078973, 271541390, 380157946, 950394865, 1900789730]

約数ペア:

[(1, 1900789730), (2, 950394865), (5, 380157946), (7, 271541390), (10, 190078973), (14, 135770695), (35, 54308278), (70, 27154139), (107, 17764390), (214, 8882195), (535, 3552878), (749, 2537770), (1070, 1776439), (1498, 1268885), (3745, 507554), (7490, 253777)]