73969420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{75479}}^1$

素因数の和:75502

約数の個数: 36

約数和(自身を含む): 180699120

約数和(自身を除く): 106729700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 75479, 150958, 301916, 377395, 528353, 754790, 1056706, 1509580, 2113412, 2641765, 3698471, 5283530, 7396942, 10567060, 14793884, 18492355, 36984710, 73969420]

約数ペア:

[(1, 73969420), (2, 36984710), (4, 18492355), (5, 14793884), (7, 10567060), (10, 7396942), (14, 5283530), (20, 3698471), (28, 2641765), (35, 2113412), (49, 1509580), (70, 1056706), (98, 754790), (140, 528353), (196, 377395), (245, 301916), (490, 150958), (980, 75479)]