8554940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{479}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 19353600

約数和(自身を除く): 10798660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 479, 893, 940, 958, 1786, 1916, 2395, 3572, 4465, 4790, 8930, 9101, 9580, 17860, 18202, 22513, 36404, 45026, 45505, 90052, 91010, 112565, 182020, 225130, 427747, 450260, 855494, 1710988, 2138735, 4277470, 8554940]

約数ペア:

[(1, 8554940), (2, 4277470), (4, 2138735), (5, 1710988), (10, 855494), (19, 450260), (20, 427747), (38, 225130), (47, 182020), (76, 112565), (94, 91010), (95, 90052), (188, 45505), (190, 45026), (235, 36404), (380, 22513), (470, 18202), (479, 17860), (893, 9580), (940, 9101), (958, 8930), (1786, 4790), (1916, 4465), (2395, 3572)]