121340920

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{6229}}^1$

素因数の和:6727

約数の個数: 32

約数和(自身を含む): 273621600

約数和(自身を除く): 152280680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 974, 1948, 2435, 3896, 4870, 6229, 9740, 12458, 19480, 24916, 31145, 49832, 62290, 124580, 249160, 3033523, 6067046, 12134092, 15167615, 24268184, 30335230, 60670460, 121340920]

約数ペア:

[(1, 121340920), (2, 60670460), (4, 30335230), (5, 24268184), (8, 15167615), (10, 12134092), (20, 6067046), (40, 3033523), (487, 249160), (974, 124580), (1948, 62290), (2435, 49832), (3896, 31145), (4870, 24916), (6229, 19480), (9740, 12458)]