2120025

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1229}}^1$

素因数の和:1265

約数の個数: 24

約数和(自身を含む): 3660480

約数和(自身を除く): 1540455

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 575, 1229, 1725, 3687, 6145, 18435, 28267, 30725, 84801, 92175, 141335, 424005, 706675, 2120025]

約数ペア:

[(1, 2120025), (3, 706675), (5, 424005), (15, 141335), (23, 92175), (25, 84801), (69, 30725), (75, 28267), (115, 18435), (345, 6145), (575, 3687), (1229, 1725)]