12691260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{70507}}^1$

素因数の和:70522

約数の個数: 36

約数和(自身を含む): 38497368

約数和(自身を除く): 25806108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 70507, 141014, 211521, 282028, 352535, 423042, 634563, 705070, 846084, 1057605, 1269126, 1410140, 2115210, 2538252, 3172815, 4230420, 6345630, 12691260]

約数ペア:

[(1, 12691260), (2, 6345630), (3, 4230420), (4, 3172815), (5, 2538252), (6, 2115210), (9, 1410140), (10, 1269126), (12, 1057605), (15, 846084), (18, 705070), (20, 634563), (30, 423042), (36, 352535), (45, 282028), (60, 211521), (90, 141014), (180, 70507)]