1910260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 4616640

約数和(自身を除く): 2706380

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 457, 836, 914, 1045, 1828, 2090, 2285, 4180, 4570, 5027, 8683, 9140, 10054, 17366, 20108, 25135, 34732, 43415, 50270, 86830, 95513, 100540, 173660, 191026, 382052, 477565, 955130, 1910260]

約数ペア:

[(1, 1910260), (2, 955130), (4, 477565), (5, 382052), (10, 191026), (11, 173660), (19, 100540), (20, 95513), (22, 86830), (38, 50270), (44, 43415), (55, 34732), (76, 25135), (95, 20108), (110, 17366), (190, 10054), (209, 9140), (220, 8683), (380, 5027), (418, 4570), (457, 4180), (836, 2285), (914, 2090), (1045, 1828)]