19505340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{881}}^1$

素因数の和:940

約数の個数: 96

約数和(自身を含む): 62233920

約数和(自身を除く): 42728580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 41, 45, 54, 60, 82, 90, 108, 123, 135, 164, 180, 205, 246, 270, 369, 410, 492, 540, 615, 738, 820, 881, 1107, 1230, 1476, 1762, 1845, 2214, 2460, 2643, 3524, 3690, 4405, 4428, 5286, 5535, 7380, 7929, 8810, 10572, 11070, 13215, 15858, 17620, 22140, 23787, 26430, 31716, 36121, 39645, 47574, 52860, 72242, 79290, 95148, 108363, 118935, 144484, 158580, 180605, 216726, 237870, 325089, 361210, 433452, 475740, 541815, 650178, 722420, 975267, 1083630, 1300356, 1625445, 1950534, 2167260, 3250890, 3901068, 4876335, 6501780, 9752670, 19505340]

約数ペア:

[(1, 19505340), (2, 9752670), (3, 6501780), (4, 4876335), (5, 3901068), (6, 3250890), (9, 2167260), (10, 1950534), (12, 1625445), (15, 1300356), (18, 1083630), (20, 975267), (27, 722420), (30, 650178), (36, 541815), (41, 475740), (45, 433452), (54, 361210), (60, 325089), (82, 237870), (90, 216726), (108, 180605), (123, 158580), (135, 144484), (164, 118935), (180, 108363), (205, 95148), (246, 79290), (270, 72242), (369, 52860), (410, 47574), (492, 39645), (540, 36121), (615, 31716), (738, 26430), (820, 23787), (881, 22140), (1107, 17620), (1230, 15858), (1476, 13215), (1762, 11070), (1845, 10572), (2214, 8810), (2460, 7929), (2643, 7380), (3524, 5535), (3690, 5286), (4405, 4428)]