12020670

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{211}}^2$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 32207760

約数和(自身を除く): 20187090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 211, 270, 422, 633, 1055, 1266, 1899, 2110, 3165, 3798, 5697, 6330, 9495, 11394, 18990, 28485, 44521, 56970, 89042, 133563, 222605, 267126, 400689, 445210, 667815, 801378, 1202067, 1335630, 2003445, 2404134, 4006890, 6010335, 12020670]

約数ペア:

[(1, 12020670), (2, 6010335), (3, 4006890), (5, 2404134), (6, 2003445), (9, 1335630), (10, 1202067), (15, 801378), (18, 667815), (27, 445210), (30, 400689), (45, 267126), (54, 222605), (90, 133563), (135, 89042), (211, 56970), (270, 44521), (422, 28485), (633, 18990), (1055, 11394), (1266, 9495), (1899, 6330), (2110, 5697), (3165, 3798)]