20890032

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:282

約数の個数: 80

約数和(自身を含む): 56663040

約数和(自身を除く): 35773008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 101, 124, 139, 186, 202, 248, 278, 303, 372, 404, 417, 496, 556, 606, 744, 808, 834, 1112, 1212, 1488, 1616, 1668, 2224, 2424, 3131, 3336, 4309, 4848, 6262, 6672, 8618, 9393, 12524, 12927, 14039, 17236, 18786, 25048, 25854, 28078, 34472, 37572, 42117, 50096, 51708, 56156, 68944, 75144, 84234, 103416, 112312, 150288, 168468, 206832, 224624, 336936, 435209, 673872, 870418, 1305627, 1740836, 2611254, 3481672, 5222508, 6963344, 10445016, 20890032]

約数ペア:

[(1, 20890032), (2, 10445016), (3, 6963344), (4, 5222508), (6, 3481672), (8, 2611254), (12, 1740836), (16, 1305627), (24, 870418), (31, 673872), (48, 435209), (62, 336936), (93, 224624), (101, 206832), (124, 168468), (139, 150288), (186, 112312), (202, 103416), (248, 84234), (278, 75144), (303, 68944), (372, 56156), (404, 51708), (417, 50096), (496, 42117), (556, 37572), (606, 34472), (744, 28078), (808, 25854), (834, 25048), (1112, 18786), (1212, 17236), (1488, 14039), (1616, 12927), (1668, 12524), (2224, 9393), (2424, 8618), (3131, 6672), (3336, 6262), (4309, 4848)]