1286390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:101

約数の個数: 64

約数和(自身を含む): 2985984

約数和(自身を除く): 1699594

約数列:

[1, 2, 5, 7, 10, 14, 17, 23, 34, 35, 46, 47, 70, 85, 94, 115, 119, 161, 170, 230, 235, 238, 322, 329, 391, 470, 595, 658, 782, 799, 805, 1081, 1190, 1598, 1610, 1645, 1955, 2162, 2737, 3290, 3910, 3995, 5405, 5474, 5593, 7567, 7990, 10810, 11186, 13685, 15134, 18377, 27370, 27965, 36754, 37835, 55930, 75670, 91885, 128639, 183770, 257278, 643195, 1286390]

約数ペア:

[(1, 1286390), (2, 643195), (5, 257278), (7, 183770), (10, 128639), (14, 91885), (17, 75670), (23, 55930), (34, 37835), (35, 36754), (46, 27965), (47, 27370), (70, 18377), (85, 15134), (94, 13685), (115, 11186), (119, 10810), (161, 7990), (170, 7567), (230, 5593), (235, 5474), (238, 5405), (322, 3995), (329, 3910), (391, 3290), (470, 2737), (595, 2162), (658, 1955), (782, 1645), (799, 1610), (805, 1598), (1081, 1190)]