123228140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{125743}}^1$

素因数の和:125766

約数の個数: 36

約数和(自身を含む): 301031136

約数和(自身を除く): 177802996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 125743, 251486, 502972, 628715, 880201, 1257430, 1760402, 2514860, 3520804, 4401005, 6161407, 8802010, 12322814, 17604020, 24645628, 30807035, 61614070, 123228140]

約数ペア:

[(1, 123228140), (2, 61614070), (4, 30807035), (5, 24645628), (7, 17604020), (10, 12322814), (14, 8802010), (20, 6161407), (28, 4401005), (35, 3520804), (49, 2514860), (70, 1760402), (98, 1257430), (140, 880201), (196, 628715), (245, 502972), (490, 251486), (980, 125743)]