12890350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1019}}^1$

素因数の和:1065

約数の個数: 48

約数和(自身を含む): 27319680

約数和(自身を除く): 14429330

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 115, 230, 253, 275, 506, 550, 575, 1019, 1150, 1265, 2038, 2530, 5095, 6325, 10190, 11209, 12650, 22418, 23437, 25475, 46874, 50950, 56045, 112090, 117185, 234370, 257807, 280225, 515614, 560450, 585925, 1171850, 1289035, 2578070, 6445175, 12890350]

約数ペア:

[(1, 12890350), (2, 6445175), (5, 2578070), (10, 1289035), (11, 1171850), (22, 585925), (23, 560450), (25, 515614), (46, 280225), (50, 257807), (55, 234370), (110, 117185), (115, 112090), (230, 56045), (253, 50950), (275, 46874), (506, 25475), (550, 23437), (575, 22418), (1019, 12650), (1150, 11209), (1265, 10190), (2038, 6325), (2530, 5095)]