12877240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{13997}}^1$

素因数の和:14031

約数の個数: 32

約数和(自身を含む): 30235680

約数和(自身を除く): 17358440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 13997, 27994, 55988, 69985, 111976, 139970, 279940, 321931, 559880, 643862, 1287724, 1609655, 2575448, 3219310, 6438620, 12877240]

約数ペア:

[(1, 12877240), (2, 6438620), (4, 3219310), (5, 2575448), (8, 1609655), (10, 1287724), (20, 643862), (23, 559880), (40, 321931), (46, 279940), (92, 139970), (115, 111976), (184, 69985), (230, 55988), (460, 27994), (920, 13997)]