252056540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{12743}}^1$

素因数の和:12818

約数の個数: 48

約数和(自身を含む): 565221888

約数和(自身を除く): 313165348

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 860, 989, 1978, 3956, 4945, 9890, 12743, 19780, 25486, 50972, 63715, 127430, 254860, 293089, 547949, 586178, 1095898, 1172356, 1465445, 2191796, 2739745, 2930890, 5479490, 5861780, 10958980, 12602827, 25205654, 50411308, 63014135, 126028270, 252056540]

約数ペア:

[(1, 252056540), (2, 126028270), (4, 63014135), (5, 50411308), (10, 25205654), (20, 12602827), (23, 10958980), (43, 5861780), (46, 5479490), (86, 2930890), (92, 2739745), (115, 2191796), (172, 1465445), (215, 1172356), (230, 1095898), (430, 586178), (460, 547949), (860, 293089), (989, 254860), (1978, 127430), (3956, 63715), (4945, 50972), (9890, 25486), (12743, 19780)]