2978687240

素因数分解:

$2^3\times 5^1\times {\mathrm{74467181}}^1$

素因数の和:74467192

約数の個数: 16

約数和(自身を含む): 6702046380

約数和(自身を除く): 3723359140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 74467181, 148934362, 297868724, 372335905, 595737448, 744671810, 1489343620, 2978687240]

約数ペア:

[(1, 2978687240), (2, 1489343620), (4, 744671810), (5, 595737448), (8, 372335905), (10, 297868724), (20, 148934362), (40, 74467181)]