19097880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2609}}^1$

素因数の和:2684

約数の個数: 64

約数和(自身を含む): 58255200

約数和(自身を除く): 39157320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 2609, 3660, 5218, 7320, 7827, 10436, 13045, 15654, 20872, 26090, 31308, 39135, 52180, 62616, 78270, 104360, 156540, 159149, 313080, 318298, 477447, 636596, 795745, 954894, 1273192, 1591490, 1909788, 2387235, 3182980, 3819576, 4774470, 6365960, 9548940, 19097880]

約数ペア:

[(1, 19097880), (2, 9548940), (3, 6365960), (4, 4774470), (5, 3819576), (6, 3182980), (8, 2387235), (10, 1909788), (12, 1591490), (15, 1273192), (20, 954894), (24, 795745), (30, 636596), (40, 477447), (60, 318298), (61, 313080), (120, 159149), (122, 156540), (183, 104360), (244, 78270), (305, 62616), (366, 52180), (488, 39135), (610, 31308), (732, 26090), (915, 20872), (1220, 15654), (1464, 13045), (1830, 10436), (2440, 7827), (2609, 7320), (3660, 5218)]