397575470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{863}}^1\times {\mathrm{2003}}^1$

素因数の和:2896

約数の個数: 32

約数和(自身を含む): 747988992

約数和(自身を除く): 350413522

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 863, 1726, 2003, 4006, 4315, 8630, 10015, 19849, 20030, 39698, 46069, 92138, 99245, 198490, 230345, 460690, 1728589, 3457178, 8642945, 17285890, 39757547, 79515094, 198787735, 397575470]

約数ペア:

[(1, 397575470), (2, 198787735), (5, 79515094), (10, 39757547), (23, 17285890), (46, 8642945), (115, 3457178), (230, 1728589), (863, 460690), (1726, 230345), (2003, 198490), (4006, 99245), (4315, 92138), (8630, 46069), (10015, 39698), (19849, 20030)]