37680920

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{15443}}^1$

素因数の和:15515

約数の個数: 32

約数和(自身を含む): 86177520

約数和(自身を除く): 48496600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 15443, 30886, 61772, 77215, 123544, 154430, 308860, 617720, 942023, 1884046, 3768092, 4710115, 7536184, 9420230, 18840460, 37680920]

約数ペア:

[(1, 37680920), (2, 18840460), (4, 9420230), (5, 7536184), (8, 4710115), (10, 3768092), (20, 1884046), (40, 942023), (61, 617720), (122, 308860), (244, 154430), (305, 123544), (488, 77215), (610, 61772), (1220, 30886), (2440, 15443)]