19566840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{97}}^1$

素因数の和:193

約数の個数: 96

約数和(自身を含む): 60787440

約数和(自身を除く): 41220600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 97, 120, 123, 164, 194, 205, 246, 291, 328, 388, 410, 485, 492, 582, 615, 776, 820, 970, 984, 1164, 1230, 1455, 1640, 1681, 1940, 2328, 2460, 2910, 3362, 3880, 3977, 4920, 5043, 5820, 6724, 7954, 8405, 10086, 11640, 11931, 13448, 15908, 16810, 19885, 20172, 23862, 25215, 31816, 33620, 39770, 40344, 47724, 50430, 59655, 67240, 79540, 95448, 100860, 119310, 159080, 163057, 201720, 238620, 326114, 477240, 489171, 652228, 815285, 978342, 1304456, 1630570, 1956684, 2445855, 3261140, 3913368, 4891710, 6522280, 9783420, 19566840]

約数ペア:

[(1, 19566840), (2, 9783420), (3, 6522280), (4, 4891710), (5, 3913368), (6, 3261140), (8, 2445855), (10, 1956684), (12, 1630570), (15, 1304456), (20, 978342), (24, 815285), (30, 652228), (40, 489171), (41, 477240), (60, 326114), (82, 238620), (97, 201720), (120, 163057), (123, 159080), (164, 119310), (194, 100860), (205, 95448), (246, 79540), (291, 67240), (328, 59655), (388, 50430), (410, 47724), (485, 40344), (492, 39770), (582, 33620), (615, 31816), (776, 25215), (820, 23862), (970, 20172), (984, 19885), (1164, 16810), (1230, 15908), (1455, 13448), (1640, 11931), (1681, 11640), (1940, 10086), (2328, 8405), (2460, 7954), (2910, 6724), (3362, 5820), (3880, 5043), (3977, 4920)]