2149179970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{122321}}^1$

素因数の和:122586

約数の個数: 32

約数和(自身を含む): 4438820736

約数和(自身を除く): 2289640766

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 251, 502, 1255, 1757, 2510, 3514, 8785, 17570, 122321, 244642, 611605, 856247, 1223210, 1712494, 4281235, 8562470, 30702571, 61405142, 153512855, 214917997, 307025710, 429835994, 1074589985, 2149179970]

約数ペア:

[(1, 2149179970), (2, 1074589985), (5, 429835994), (7, 307025710), (10, 214917997), (14, 153512855), (35, 61405142), (70, 30702571), (251, 8562470), (502, 4281235), (1255, 1712494), (1757, 1223210), (2510, 856247), (3514, 611605), (8785, 244642), (17570, 122321)]