743296720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{489011}}^1$

素因数の和:489043

約数の個数: 40

約数和(自身を含む): 1819124640

約数和(自身を除く): 1075827920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 489011, 978022, 1956044, 2445055, 3912088, 4890110, 7824176, 9291209, 9780220, 18582418, 19560440, 37164836, 39120880, 46456045, 74329672, 92912090, 148659344, 185824180, 371648360, 743296720]

約数ペア:

[(1, 743296720), (2, 371648360), (4, 185824180), (5, 148659344), (8, 92912090), (10, 74329672), (16, 46456045), (19, 39120880), (20, 37164836), (38, 19560440), (40, 18582418), (76, 9780220), (80, 9291209), (95, 7824176), (152, 4890110), (190, 3912088), (304, 2445055), (380, 1956044), (760, 978022), (1520, 489011)]