20314440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{773}}^1$

素因数の和:863

約数の個数: 96

約数和(自身を含む): 67012920

約数和(自身を除く): 46698480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 73, 90, 120, 146, 180, 219, 292, 360, 365, 438, 584, 657, 730, 773, 876, 1095, 1314, 1460, 1546, 1752, 2190, 2319, 2628, 2920, 3092, 3285, 3865, 4380, 4638, 5256, 6184, 6570, 6957, 7730, 8760, 9276, 11595, 13140, 13914, 15460, 18552, 23190, 26280, 27828, 30920, 34785, 46380, 55656, 56429, 69570, 92760, 112858, 139140, 169287, 225716, 278280, 282145, 338574, 451432, 507861, 564290, 677148, 846435, 1015722, 1128580, 1354296, 1692870, 2031444, 2257160, 2539305, 3385740, 4062888, 5078610, 6771480, 10157220, 20314440]

約数ペア:

[(1, 20314440), (2, 10157220), (3, 6771480), (4, 5078610), (5, 4062888), (6, 3385740), (8, 2539305), (9, 2257160), (10, 2031444), (12, 1692870), (15, 1354296), (18, 1128580), (20, 1015722), (24, 846435), (30, 677148), (36, 564290), (40, 507861), (45, 451432), (60, 338574), (72, 282145), (73, 278280), (90, 225716), (120, 169287), (146, 139140), (180, 112858), (219, 92760), (292, 69570), (360, 56429), (365, 55656), (438, 46380), (584, 34785), (657, 30920), (730, 27828), (773, 26280), (876, 23190), (1095, 18552), (1314, 15460), (1460, 13914), (1546, 13140), (1752, 11595), (2190, 9276), (2319, 8760), (2628, 7730), (2920, 6957), (3092, 6570), (3285, 6184), (3865, 5256), (4380, 4638)]