20133183440

素因数分解:

$2^4\times 5^1\times {\mathrm{401}}^1\times {\mathrm{627593}}^1$

素因数の和:628007

約数の個数: 40

約数和(自身を含む): 46926458568

約数和(自身を除く): 26793275128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 401, 802, 1604, 2005, 3208, 4010, 6416, 8020, 16040, 32080, 627593, 1255186, 2510372, 3137965, 5020744, 6275930, 10041488, 12551860, 25103720, 50207440, 251664793, 503329586, 1006659172, 1258323965, 2013318344, 2516647930, 4026636688, 5033295860, 10066591720, 20133183440]

約数ペア:

[(1, 20133183440), (2, 10066591720), (4, 5033295860), (5, 4026636688), (8, 2516647930), (10, 2013318344), (16, 1258323965), (20, 1006659172), (40, 503329586), (80, 251664793), (401, 50207440), (802, 25103720), (1604, 12551860), (2005, 10041488), (3208, 6275930), (4010, 5020744), (6416, 3137965), (8020, 2510372), (16040, 1255186), (32080, 627593)]