19831320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1777}}^1$

素因数の和:1825

約数の個数: 96

約数和(自身を含む): 66568320

約数和(自身を除く): 46737000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1777, 1860, 2232, 2790, 3554, 3720, 5331, 5580, 7108, 8885, 10662, 11160, 14216, 15993, 17770, 21324, 26655, 31986, 35540, 42648, 53310, 55087, 63972, 71080, 79965, 106620, 110174, 127944, 159930, 165261, 213240, 220348, 275435, 319860, 330522, 440696, 495783, 550870, 639720, 661044, 826305, 991566, 1101740, 1322088, 1652610, 1983132, 2203480, 2478915, 3305220, 3966264, 4957830, 6610440, 9915660, 19831320]

約数ペア:

[(1, 19831320), (2, 9915660), (3, 6610440), (4, 4957830), (5, 3966264), (6, 3305220), (8, 2478915), (9, 2203480), (10, 1983132), (12, 1652610), (15, 1322088), (18, 1101740), (20, 991566), (24, 826305), (30, 661044), (31, 639720), (36, 550870), (40, 495783), (45, 440696), (60, 330522), (62, 319860), (72, 275435), (90, 220348), (93, 213240), (120, 165261), (124, 159930), (155, 127944), (180, 110174), (186, 106620), (248, 79965), (279, 71080), (310, 63972), (360, 55087), (372, 53310), (465, 42648), (558, 35540), (620, 31986), (744, 26655), (930, 21324), (1116, 17770), (1240, 15993), (1395, 14216), (1777, 11160), (1860, 10662), (2232, 8885), (2790, 7108), (3554, 5580), (3720, 5331)]