195550840

素因数分解:

$2^3\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{4481}}^1$

素因数の和:5583

約数の個数: 32

約数和(自身を含む): 440490960

約数和(自身を除く): 244940120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1091, 2182, 4364, 4481, 5455, 8728, 8962, 10910, 17924, 21820, 22405, 35848, 43640, 44810, 89620, 179240, 4888771, 9777542, 19555084, 24443855, 39110168, 48887710, 97775420, 195550840]

約数ペア:

[(1, 195550840), (2, 97775420), (4, 48887710), (5, 39110168), (8, 24443855), (10, 19555084), (20, 9777542), (40, 4888771), (1091, 179240), (2182, 89620), (4364, 44810), (4481, 43640), (5455, 35848), (8728, 22405), (8962, 21820), (10910, 17924)]