204859360

素因数分解:

$2^5\times 5^1\times {\mathrm{1280371}}^1$

素因数の和:1280386

約数の個数: 24

約数和(自身を含む): 483980616

約数和(自身を除く): 279121256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1280371, 2560742, 5121484, 6401855, 10242968, 12803710, 20485936, 25607420, 40971872, 51214840, 102429680, 204859360]

約数ペア:

[(1, 204859360), (2, 102429680), (4, 51214840), (5, 40971872), (8, 25607420), (10, 20485936), (16, 12803710), (20, 10242968), (32, 6401855), (40, 5121484), (80, 2560742), (160, 1280371)]