20172460420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{5839}}^1\times {\mathrm{24677}}^1$

素因数の和:30532

約数の個数: 48

約数和(自身を含む): 48424158720

約数和(自身を除く): 28251698300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 5839, 11678, 23356, 24677, 29195, 40873, 49354, 58390, 81746, 98708, 116780, 123385, 163492, 172739, 204365, 246770, 345478, 408730, 493540, 690956, 817460, 863695, 1727390, 3454780, 144089003, 288178006, 576356012, 720445015, 1008623021, 1440890030, 2017246042, 2881780060, 4034492084, 5043115105, 10086230210, 20172460420]

約数ペア:

[(1, 20172460420), (2, 10086230210), (4, 5043115105), (5, 4034492084), (7, 2881780060), (10, 2017246042), (14, 1440890030), (20, 1008623021), (28, 720445015), (35, 576356012), (70, 288178006), (140, 144089003), (5839, 3454780), (11678, 1727390), (23356, 863695), (24677, 817460), (29195, 690956), (40873, 493540), (49354, 408730), (58390, 345478), (81746, 246770), (98708, 204365), (116780, 172739), (123385, 163492)]