21848280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1877}}^1$

素因数の和:1988

約数の個数: 64

約数和(自身を含む): 66255840

約数和(自身を除く): 44407560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1455, 1877, 1940, 2328, 2910, 3754, 3880, 5631, 5820, 7508, 9385, 11262, 11640, 15016, 18770, 22524, 28155, 37540, 45048, 56310, 75080, 112620, 182069, 225240, 364138, 546207, 728276, 910345, 1092414, 1456552, 1820690, 2184828, 2731035, 3641380, 4369656, 5462070, 7282760, 10924140, 21848280]

約数ペア:

[(1, 21848280), (2, 10924140), (3, 7282760), (4, 5462070), (5, 4369656), (6, 3641380), (8, 2731035), (10, 2184828), (12, 1820690), (15, 1456552), (20, 1092414), (24, 910345), (30, 728276), (40, 546207), (60, 364138), (97, 225240), (120, 182069), (194, 112620), (291, 75080), (388, 56310), (485, 45048), (582, 37540), (776, 28155), (970, 22524), (1164, 18770), (1455, 15016), (1877, 11640), (1940, 11262), (2328, 9385), (2910, 7508), (3754, 5820), (3880, 5631)]