19365080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:169

約数の個数: 128

約数和(自身を含む): 54190080

約数和(自身を除く): 34825000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 92, 97, 115, 124, 140, 155, 161, 184, 194, 217, 230, 248, 280, 310, 322, 388, 434, 460, 485, 620, 644, 679, 713, 776, 805, 868, 920, 970, 1085, 1240, 1288, 1358, 1426, 1610, 1736, 1940, 2170, 2231, 2716, 2852, 3007, 3220, 3395, 3565, 3880, 4340, 4462, 4991, 5432, 5704, 6014, 6440, 6790, 7130, 8680, 8924, 9982, 11155, 12028, 13580, 14260, 15035, 15617, 17848, 19964, 21049, 22310, 24056, 24955, 27160, 28520, 30070, 31234, 39928, 42098, 44620, 49910, 60140, 62468, 69161, 78085, 84196, 89240, 99820, 105245, 120280, 124936, 138322, 156170, 168392, 199640, 210490, 276644, 312340, 345805, 420980, 484127, 553288, 624680, 691610, 841960, 968254, 1383220, 1936508, 2420635, 2766440, 3873016, 4841270, 9682540, 19365080]

約数ペア:

[(1, 19365080), (2, 9682540), (4, 4841270), (5, 3873016), (7, 2766440), (8, 2420635), (10, 1936508), (14, 1383220), (20, 968254), (23, 841960), (28, 691610), (31, 624680), (35, 553288), (40, 484127), (46, 420980), (56, 345805), (62, 312340), (70, 276644), (92, 210490), (97, 199640), (115, 168392), (124, 156170), (140, 138322), (155, 124936), (161, 120280), (184, 105245), (194, 99820), (217, 89240), (230, 84196), (248, 78085), (280, 69161), (310, 62468), (322, 60140), (388, 49910), (434, 44620), (460, 42098), (485, 39928), (620, 31234), (644, 30070), (679, 28520), (713, 27160), (776, 24955), (805, 24056), (868, 22310), (920, 21049), (970, 19964), (1085, 17848), (1240, 15617), (1288, 15035), (1358, 14260), (1426, 13580), (1610, 12028), (1736, 11155), (1940, 9982), (2170, 8924), (2231, 8680), (2716, 7130), (2852, 6790), (3007, 6440), (3220, 6014), (3395, 5704), (3565, 5432), (3880, 4991), (4340, 4462)]