20168628470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{373}}^1\times {\mathrm{13829}}^1$

素因数の和:14249

約数の個数: 64

約数和(自身を含む): 40220737920

約数和(自身を除く): 20052109450

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 373, 391, 746, 782, 1865, 1955, 3730, 3910, 6341, 8579, 12682, 13829, 17158, 27658, 31705, 42895, 63410, 69145, 85790, 138290, 145843, 235093, 291686, 318067, 470186, 636134, 729215, 1175465, 1458430, 1590335, 2350930, 3180670, 5158217, 5407139, 10316434, 10814278, 25791085, 27035695, 51582170, 54071390, 87689689, 118638991, 175379378, 237277982, 438448445, 593194955, 876896890, 1186389910, 2016862847, 4033725694, 10084314235, 20168628470]

約数ペア:

[(1, 20168628470), (2, 10084314235), (5, 4033725694), (10, 2016862847), (17, 1186389910), (23, 876896890), (34, 593194955), (46, 438448445), (85, 237277982), (115, 175379378), (170, 118638991), (230, 87689689), (373, 54071390), (391, 51582170), (746, 27035695), (782, 25791085), (1865, 10814278), (1955, 10316434), (3730, 5407139), (3910, 5158217), (6341, 3180670), (8579, 2350930), (12682, 1590335), (13829, 1458430), (17158, 1175465), (27658, 729215), (31705, 636134), (42895, 470186), (63410, 318067), (69145, 291686), (85790, 235093), (138290, 145843)]