3129970

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:330

約数の個数: 32

約数和(自身を含む): 5987520

約数和(自身を除く): 2857550

約数列:

[1, 2, 5, 10, 29, 43, 58, 86, 145, 215, 251, 290, 430, 502, 1247, 1255, 2494, 2510, 6235, 7279, 10793, 12470, 14558, 21586, 36395, 53965, 72790, 107930, 312997, 625994, 1564985, 3129970]

約数ペア:

[(1, 3129970), (2, 1564985), (5, 625994), (10, 312997), (29, 107930), (43, 72790), (58, 53965), (86, 36395), (145, 21586), (215, 14558), (251, 12470), (290, 10793), (430, 7279), (502, 6235), (1247, 2510), (1255, 2494)]