126939440

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{36901}}^1$

素因数の和:36957

約数の個数: 40

約数和(自身を含む): 302005968

約数和(自身を除く): 175066528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 36901, 73802, 147604, 184505, 295208, 369010, 590416, 738020, 1476040, 1586743, 2952080, 3173486, 6346972, 7933715, 12693944, 15867430, 25387888, 31734860, 63469720, 126939440]

約数ペア:

[(1, 126939440), (2, 63469720), (4, 31734860), (5, 25387888), (8, 15867430), (10, 12693944), (16, 7933715), (20, 6346972), (40, 3173486), (43, 2952080), (80, 1586743), (86, 1476040), (172, 738020), (215, 590416), (344, 369010), (430, 295208), (688, 184505), (860, 147604), (1720, 73802), (3440, 36901)]