2019118980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1771157}}^1$

素因数の和:1771188

約数の個数: 48

約数和(自身を含む): 5951090880

約数和(自身を除く): 3931971900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 1771157, 3542314, 5313471, 7084628, 8855785, 10626942, 17711570, 21253884, 26567355, 33651983, 35423140, 53134710, 67303966, 100955949, 106269420, 134607932, 168259915, 201911898, 336519830, 403823796, 504779745, 673039660, 1009559490, 2019118980]

約数ペア:

[(1, 2019118980), (2, 1009559490), (3, 673039660), (4, 504779745), (5, 403823796), (6, 336519830), (10, 201911898), (12, 168259915), (15, 134607932), (19, 106269420), (20, 100955949), (30, 67303966), (38, 53134710), (57, 35423140), (60, 33651983), (76, 26567355), (95, 21253884), (114, 17711570), (190, 10626942), (228, 8855785), (285, 7084628), (380, 5313471), (570, 3542314), (1140, 1771157)]