2783507240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{7349}}^1$

素因数の和:7934

約数の個数: 64

約数和(自身を含む): 6644106000

約数和(自身を除く): 3860598760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 557, 680, 1114, 2228, 2785, 4456, 5570, 7349, 9469, 11140, 14698, 18938, 22280, 29396, 36745, 37876, 47345, 58792, 73490, 75752, 94690, 124933, 146980, 189380, 249866, 293960, 378760, 499732, 624665, 999464, 1249330, 2498660, 4093393, 4997320, 8186786, 16373572, 20466965, 32747144, 40933930, 69587681, 81867860, 139175362, 163735720, 278350724, 347938405, 556701448, 695876810, 1391753620, 2783507240]

約数ペア:

[(1, 2783507240), (2, 1391753620), (4, 695876810), (5, 556701448), (8, 347938405), (10, 278350724), (17, 163735720), (20, 139175362), (34, 81867860), (40, 69587681), (68, 40933930), (85, 32747144), (136, 20466965), (170, 16373572), (340, 8186786), (557, 4997320), (680, 4093393), (1114, 2498660), (2228, 1249330), (2785, 999464), (4456, 624665), (5570, 499732), (7349, 378760), (9469, 293960), (11140, 249866), (14698, 189380), (18938, 146980), (22280, 124933), (29396, 94690), (36745, 75752), (37876, 73490), (47345, 58792)]