1296260080

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{182059}}^1$

素因数の和:182161

約数の個数: 40

約数和(自身を含む): 3047684400

約数和(自身を除く): 1751424320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 182059, 364118, 728236, 910295, 1456472, 1820590, 2912944, 3641180, 7282360, 14564720, 16203251, 32406502, 64813004, 81016255, 129626008, 162032510, 259252016, 324065020, 648130040, 1296260080]

約数ペア:

[(1, 1296260080), (2, 648130040), (4, 324065020), (5, 259252016), (8, 162032510), (10, 129626008), (16, 81016255), (20, 64813004), (40, 32406502), (80, 16203251), (89, 14564720), (178, 7282360), (356, 3641180), (445, 2912944), (712, 1820590), (890, 1456472), (1424, 910295), (1780, 728236), (3560, 364118), (7120, 182059)]