20186460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{433}}^1$

素因数の和:492

約数の個数: 144

約数和(自身を含む): 72037056

約数和(自身を除く): 51850596

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 433, 444, 518, 555, 630, 666, 740, 777, 866, 1036, 1110, 1260, 1295, 1299, 1332, 1554, 1665, 1732, 2165, 2220, 2331, 2590, 2598, 3031, 3108, 3330, 3885, 3897, 4330, 4662, 5180, 5196, 6062, 6495, 6660, 7770, 7794, 8660, 9093, 9324, 11655, 12124, 12990, 15155, 15540, 15588, 16021, 18186, 19485, 23310, 25980, 27279, 30310, 32042, 36372, 38970, 45465, 46620, 48063, 54558, 60620, 64084, 77940, 80105, 90930, 96126, 109116, 112147, 136395, 144189, 160210, 181860, 192252, 224294, 240315, 272790, 288378, 320420, 336441, 448588, 480630, 545580, 560735, 576756, 672882, 720945, 961260, 1009323, 1121470, 1345764, 1441890, 1682205, 2018646, 2242940, 2883780, 3364410, 4037292, 5046615, 6728820, 10093230, 20186460]

約数ペア:

[(1, 20186460), (2, 10093230), (3, 6728820), (4, 5046615), (5, 4037292), (6, 3364410), (7, 2883780), (9, 2242940), (10, 2018646), (12, 1682205), (14, 1441890), (15, 1345764), (18, 1121470), (20, 1009323), (21, 961260), (28, 720945), (30, 672882), (35, 576756), (36, 560735), (37, 545580), (42, 480630), (45, 448588), (60, 336441), (63, 320420), (70, 288378), (74, 272790), (84, 240315), (90, 224294), (105, 192252), (111, 181860), (126, 160210), (140, 144189), (148, 136395), (180, 112147), (185, 109116), (210, 96126), (222, 90930), (252, 80105), (259, 77940), (315, 64084), (333, 60620), (370, 54558), (420, 48063), (433, 46620), (444, 45465), (518, 38970), (555, 36372), (630, 32042), (666, 30310), (740, 27279), (777, 25980), (866, 23310), (1036, 19485), (1110, 18186), (1260, 16021), (1295, 15588), (1299, 15540), (1332, 15155), (1554, 12990), (1665, 12124), (1732, 11655), (2165, 9324), (2220, 9093), (2331, 8660), (2590, 7794), (2598, 7770), (3031, 6660), (3108, 6495), (3330, 6062), (3885, 5196), (3897, 5180), (4330, 4662)]