30204760

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{12379}}^1$

素因数の和:12451

約数の個数: 32

約数和(自身を含む): 69080400

約数和(自身を除く): 38875640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 12379, 24758, 49516, 61895, 99032, 123790, 247580, 495160, 755119, 1510238, 3020476, 3775595, 6040952, 7551190, 15102380, 30204760]

約数ペア:

[(1, 30204760), (2, 15102380), (4, 7551190), (5, 6040952), (8, 3775595), (10, 3020476), (20, 1510238), (40, 755119), (61, 495160), (122, 247580), (244, 123790), (305, 99032), (488, 61895), (610, 49516), (1220, 24758), (2440, 12379)]