42050990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{5147}}^1$

素因数の和:5216

約数の個数: 32

約数和(自身を含む): 81544320

約数和(自身を除く): 39493330

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 5147, 8170, 10294, 25735, 51470, 97793, 195586, 221321, 442642, 488965, 977930, 1106605, 2213210, 4205099, 8410198, 21025495, 42050990]

約数ペア:

[(1, 42050990), (2, 21025495), (5, 8410198), (10, 4205099), (19, 2213210), (38, 1106605), (43, 977930), (86, 488965), (95, 442642), (190, 221321), (215, 195586), (430, 97793), (817, 51470), (1634, 25735), (4085, 10294), (5147, 8170)]