19434840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{161957}}^1$

素因数の和:161971

約数の個数: 32

約数和(自身を含む): 58304880

約数和(自身を除く): 38870040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 161957, 323914, 485871, 647828, 809785, 971742, 1295656, 1619570, 1943484, 2429355, 3239140, 3886968, 4858710, 6478280, 9717420, 19434840]

約数ペア:

[(1, 19434840), (2, 9717420), (3, 6478280), (4, 4858710), (5, 3886968), (6, 3239140), (8, 2429355), (10, 1943484), (12, 1619570), (15, 1295656), (20, 971742), (24, 809785), (30, 647828), (40, 485871), (60, 323914), (120, 161957)]