417860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1229}}^1$

素因数の和:1255

約数の個数: 24

約数和(自身を含む): 929880

約数和(自身を除く): 512020

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1229, 2458, 4916, 6145, 12290, 20893, 24580, 41786, 83572, 104465, 208930, 417860]

約数ペア:

[(1, 417860), (2, 208930), (4, 104465), (5, 83572), (10, 41786), (17, 24580), (20, 20893), (34, 12290), (68, 6145), (85, 4916), (170, 2458), (340, 1229)]