4520290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:706

約数の個数: 32

約数和(自身を含む): 8809920

約数和(自身を除く): 4289630

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 370, 643, 703, 1286, 1406, 3215, 3515, 6430, 7030, 12217, 23791, 24434, 47582, 61085, 118955, 122170, 237910, 452029, 904058, 2260145, 4520290]

約数ペア:

[(1, 4520290), (2, 2260145), (5, 904058), (10, 452029), (19, 237910), (37, 122170), (38, 118955), (74, 61085), (95, 47582), (185, 24434), (190, 23791), (370, 12217), (643, 7030), (703, 6430), (1286, 3515), (1406, 3215)]