506118274840

素因数分解:

$2^3\times 5^1\times {\mathrm{10891}}^1\times {\mathrm{1161781}}^1$

素因数の和:1172683

約数の個数: 32

約数和(自身を含む): 1138871658960

約数和(自身を除く): 632753384120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 10891, 21782, 43564, 54455, 87128, 108910, 217820, 435640, 1161781, 2323562, 4647124, 5808905, 9294248, 11617810, 23235620, 46471240, 12652956871, 25305913742, 50611827484, 63264784355, 101223654968, 126529568710, 253059137420, 506118274840]

約数ペア:

[(1, 506118274840), (2, 253059137420), (4, 126529568710), (5, 101223654968), (8, 63264784355), (10, 50611827484), (20, 25305913742), (40, 12652956871), (10891, 46471240), (21782, 23235620), (43564, 11617810), (54455, 9294248), (87128, 5808905), (108910, 4647124), (217820, 2323562), (435640, 1161781)]