2431250

素因数分解:

$2^1\times 5^5\times {\mathrm{389}}^1$

素因数の和:416

約数の個数: 24

約数和(自身を含む): 4570020

約数和(自身を除く): 2138770

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 389, 625, 778, 1250, 1945, 3125, 3890, 6250, 9725, 19450, 48625, 97250, 243125, 486250, 1215625, 2431250]

約数ペア:

[(1, 2431250), (2, 1215625), (5, 486250), (10, 243125), (25, 97250), (50, 48625), (125, 19450), (250, 9725), (389, 6250), (625, 3890), (778, 3125), (1250, 1945)]