2051249670

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53881}}^1$

素因数の和:53947

約数の個数: 80

約数和(自身を含む): 5633039808

約数和(自身を除く): 3581790138

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 81, 90, 94, 135, 141, 162, 235, 270, 282, 405, 423, 470, 705, 810, 846, 1269, 1410, 2115, 2538, 3807, 4230, 6345, 7614, 12690, 19035, 38070, 53881, 107762, 161643, 269405, 323286, 484929, 538810, 808215, 969858, 1454787, 1616430, 2424645, 2532407, 2909574, 4364361, 4849290, 5064814, 7273935, 7597221, 8728722, 12662035, 14547870, 15194442, 21821805, 22791663, 25324070, 37986105, 43643610, 45583326, 68374989, 75972210, 113958315, 136749978, 205124967, 227916630, 341874945, 410249934, 683749890, 1025624835, 2051249670]

約数ペア:

[(1, 2051249670), (2, 1025624835), (3, 683749890), (5, 410249934), (6, 341874945), (9, 227916630), (10, 205124967), (15, 136749978), (18, 113958315), (27, 75972210), (30, 68374989), (45, 45583326), (47, 43643610), (54, 37986105), (81, 25324070), (90, 22791663), (94, 21821805), (135, 15194442), (141, 14547870), (162, 12662035), (235, 8728722), (270, 7597221), (282, 7273935), (405, 5064814), (423, 4849290), (470, 4364361), (705, 2909574), (810, 2532407), (846, 2424645), (1269, 1616430), (1410, 1454787), (2115, 969858), (2538, 808215), (3807, 538810), (4230, 484929), (6345, 323286), (7614, 269405), (12690, 161643), (19035, 107762), (38070, 53881)]