56490140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{977}}^1$

素因数の和:1059

約数の個数: 72

約数和(自身を含む): 140479920

約数和(自身を除く): 83989780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 59, 70, 98, 118, 140, 196, 236, 245, 295, 413, 490, 590, 826, 977, 980, 1180, 1652, 1954, 2065, 2891, 3908, 4130, 4885, 5782, 6839, 8260, 9770, 11564, 13678, 14455, 19540, 27356, 28910, 34195, 47873, 57643, 57820, 68390, 95746, 115286, 136780, 191492, 230572, 239365, 288215, 403501, 478730, 576430, 807002, 957460, 1152860, 1614004, 2017505, 2824507, 4035010, 5649014, 8070020, 11298028, 14122535, 28245070, 56490140]

約数ペア:

[(1, 56490140), (2, 28245070), (4, 14122535), (5, 11298028), (7, 8070020), (10, 5649014), (14, 4035010), (20, 2824507), (28, 2017505), (35, 1614004), (49, 1152860), (59, 957460), (70, 807002), (98, 576430), (118, 478730), (140, 403501), (196, 288215), (236, 239365), (245, 230572), (295, 191492), (413, 136780), (490, 115286), (590, 95746), (826, 68390), (977, 57820), (980, 57643), (1180, 47873), (1652, 34195), (1954, 28910), (2065, 27356), (2891, 19540), (3908, 14455), (4130, 13678), (4885, 11564), (5782, 9770), (6839, 8260)]