20508960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{42727}}^1$

素因数の和:42745

約数の個数: 48

約数和(自身を含む): 64604736

約数和(自身を除く): 44095776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 42727, 85454, 128181, 170908, 213635, 256362, 341816, 427270, 512724, 640905, 683632, 854540, 1025448, 1281810, 1367264, 1709080, 2050896, 2563620, 3418160, 4101792, 5127240, 6836320, 10254480, 20508960]

約数ペア:

[(1, 20508960), (2, 10254480), (3, 6836320), (4, 5127240), (5, 4101792), (6, 3418160), (8, 2563620), (10, 2050896), (12, 1709080), (15, 1367264), (16, 1281810), (20, 1025448), (24, 854540), (30, 683632), (32, 640905), (40, 512724), (48, 427270), (60, 341816), (80, 256362), (96, 213635), (120, 170908), (160, 128181), (240, 85454), (480, 42727)]