17874662980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{97879}}^1$

素因数の和:98308

約数の個数: 48

約数和(自身を含む): 39267889920

約数和(自身を除く): 21393226940

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 397, 460, 794, 1588, 1985, 3970, 7940, 9131, 18262, 36524, 45655, 91310, 97879, 182620, 195758, 391516, 489395, 978790, 1957580, 2251217, 4502434, 9004868, 11256085, 22512170, 38857963, 45024340, 77715926, 155431852, 194289815, 388579630, 777159260, 893733149, 1787466298, 3574932596, 4468665745, 8937331490, 17874662980]

約数ペア:

[(1, 17874662980), (2, 8937331490), (4, 4468665745), (5, 3574932596), (10, 1787466298), (20, 893733149), (23, 777159260), (46, 388579630), (92, 194289815), (115, 155431852), (230, 77715926), (397, 45024340), (460, 38857963), (794, 22512170), (1588, 11256085), (1985, 9004868), (3970, 4502434), (7940, 2251217), (9131, 1957580), (18262, 978790), (36524, 489395), (45655, 391516), (91310, 195758), (97879, 182620)]