127943720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{168347}}^1$

素因数の和:168377

約数の個数: 32

約数和(自身を含む): 303026400

約数和(自身を除く): 175082680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 168347, 336694, 673388, 841735, 1346776, 1683470, 3198593, 3366940, 6397186, 6733880, 12794372, 15992965, 25588744, 31985930, 63971860, 127943720]

約数ペア:

[(1, 127943720), (2, 63971860), (4, 31985930), (5, 25588744), (8, 15992965), (10, 12794372), (19, 6733880), (20, 6397186), (38, 3366940), (40, 3198593), (76, 1683470), (95, 1346776), (152, 841735), (190, 673388), (380, 336694), (760, 168347)]