2019359860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{1321}}^1$

素因数の和:1577

約数の個数: 96

約数和(自身を含む): 4957182720

約数和(自身を除く): 2937822860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 179, 244, 305, 358, 427, 610, 716, 854, 895, 1220, 1253, 1321, 1708, 1790, 2135, 2506, 2642, 3580, 4270, 5012, 5284, 6265, 6605, 8540, 9247, 10919, 12530, 13210, 18494, 21838, 25060, 26420, 36988, 43676, 46235, 54595, 76433, 80581, 92470, 109190, 152866, 161162, 184940, 218380, 236459, 305732, 322324, 382165, 402905, 472918, 564067, 764330, 805810, 945836, 1128134, 1182295, 1528660, 1611620, 1655213, 2256268, 2364590, 2820335, 3310426, 4729180, 5640670, 6620852, 8276065, 11281340, 14423999, 16552130, 28847998, 33104260, 57695996, 72119995, 100967993, 144239990, 201935986, 288479980, 403871972, 504839965, 1009679930, 2019359860]

約数ペア:

[(1, 2019359860), (2, 1009679930), (4, 504839965), (5, 403871972), (7, 288479980), (10, 201935986), (14, 144239990), (20, 100967993), (28, 72119995), (35, 57695996), (61, 33104260), (70, 28847998), (122, 16552130), (140, 14423999), (179, 11281340), (244, 8276065), (305, 6620852), (358, 5640670), (427, 4729180), (610, 3310426), (716, 2820335), (854, 2364590), (895, 2256268), (1220, 1655213), (1253, 1611620), (1321, 1528660), (1708, 1182295), (1790, 1128134), (2135, 945836), (2506, 805810), (2642, 764330), (3580, 564067), (4270, 472918), (5012, 402905), (5284, 382165), (6265, 322324), (6605, 305732), (8540, 236459), (9247, 218380), (10919, 184940), (12530, 161162), (13210, 152866), (18494, 109190), (21838, 92470), (25060, 80581), (26420, 76433), (36988, 54595), (43676, 46235)]