199323890

素因数分解:

$2^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{87041}}^1$

素因数の和:87277

約数の個数: 16

約数和(自身を含む): 360353880

約数和(自身を除く): 161029990

約数列:

[1, 2, 5, 10, 229, 458, 1145, 2290, 87041, 174082, 435205, 870410, 19932389, 39864778, 99661945, 199323890]

約数ペア:

[(1, 199323890), (2, 99661945), (5, 39864778), (10, 19932389), (229, 870410), (458, 435205), (1145, 174082), (2290, 87041)]