19351640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 55710720

約数和(自身を除く): 36359080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 61, 70, 77, 88, 103, 110, 122, 140, 154, 206, 220, 244, 280, 305, 308, 385, 412, 427, 440, 488, 515, 610, 616, 671, 721, 770, 824, 854, 1030, 1133, 1220, 1342, 1442, 1540, 1708, 2060, 2135, 2266, 2440, 2684, 2884, 3080, 3355, 3416, 3605, 4120, 4270, 4532, 4697, 5368, 5665, 5768, 6283, 6710, 7210, 7931, 8540, 9064, 9394, 11330, 12566, 13420, 14420, 15862, 17080, 18788, 22660, 23485, 25132, 26840, 28840, 31415, 31724, 37576, 39655, 43981, 45320, 46970, 50264, 62830, 63448, 69113, 79310, 87962, 93940, 125660, 138226, 158620, 175924, 187880, 219905, 251320, 276452, 317240, 345565, 351848, 439810, 483791, 552904, 691130, 879620, 967582, 1382260, 1759240, 1935164, 2418955, 2764520, 3870328, 4837910, 9675820, 19351640]

約数ペア:

[(1, 19351640), (2, 9675820), (4, 4837910), (5, 3870328), (7, 2764520), (8, 2418955), (10, 1935164), (11, 1759240), (14, 1382260), (20, 967582), (22, 879620), (28, 691130), (35, 552904), (40, 483791), (44, 439810), (55, 351848), (56, 345565), (61, 317240), (70, 276452), (77, 251320), (88, 219905), (103, 187880), (110, 175924), (122, 158620), (140, 138226), (154, 125660), (206, 93940), (220, 87962), (244, 79310), (280, 69113), (305, 63448), (308, 62830), (385, 50264), (412, 46970), (427, 45320), (440, 43981), (488, 39655), (515, 37576), (610, 31724), (616, 31415), (671, 28840), (721, 26840), (770, 25132), (824, 23485), (854, 22660), (1030, 18788), (1133, 17080), (1220, 15862), (1342, 14420), (1442, 13420), (1540, 12566), (1708, 11330), (2060, 9394), (2135, 9064), (2266, 8540), (2440, 7931), (2684, 7210), (2884, 6710), (3080, 6283), (3355, 5768), (3416, 5665), (3605, 5368), (4120, 4697), (4270, 4532)]