17172580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{45191}}^1$

素因数の和:45219

約数の個数: 24

約数和(自身を含む): 37961280

約数和(自身を除く): 20788700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 45191, 90382, 180764, 225955, 451910, 858629, 903820, 1717258, 3434516, 4293145, 8586290, 17172580]

約数ペア:

[(1, 17172580), (2, 8586290), (4, 4293145), (5, 3434516), (10, 1717258), (19, 903820), (20, 858629), (38, 451910), (76, 225955), (95, 180764), (190, 90382), (380, 45191)]