19694520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{241}}^1$

素因数の和:485

約数の個数: 96

約数和(自身を含む): 64555920

約数和(自身を除く): 44861400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 227, 241, 360, 454, 482, 681, 723, 908, 964, 1135, 1205, 1362, 1446, 1816, 1928, 2043, 2169, 2270, 2410, 2724, 2892, 3405, 3615, 4086, 4338, 4540, 4820, 5448, 5784, 6810, 7230, 8172, 8676, 9080, 9640, 10215, 10845, 13620, 14460, 16344, 17352, 20430, 21690, 27240, 28920, 40860, 43380, 54707, 81720, 86760, 109414, 164121, 218828, 273535, 328242, 437656, 492363, 547070, 656484, 820605, 984726, 1094140, 1312968, 1641210, 1969452, 2188280, 2461815, 3282420, 3938904, 4923630, 6564840, 9847260, 19694520]

約数ペア:

[(1, 19694520), (2, 9847260), (3, 6564840), (4, 4923630), (5, 3938904), (6, 3282420), (8, 2461815), (9, 2188280), (10, 1969452), (12, 1641210), (15, 1312968), (18, 1094140), (20, 984726), (24, 820605), (30, 656484), (36, 547070), (40, 492363), (45, 437656), (60, 328242), (72, 273535), (90, 218828), (120, 164121), (180, 109414), (227, 86760), (241, 81720), (360, 54707), (454, 43380), (482, 40860), (681, 28920), (723, 27240), (908, 21690), (964, 20430), (1135, 17352), (1205, 16344), (1362, 14460), (1446, 13620), (1816, 10845), (1928, 10215), (2043, 9640), (2169, 9080), (2270, 8676), (2410, 8172), (2724, 7230), (2892, 6810), (3405, 5784), (3615, 5448), (4086, 4820), (4338, 4540)]