2019987520

素因数分解:

$2^6\times 5^1\times {\mathrm{223}}^1\times {\mathrm{28307}}^1$

素因数の和:28547

約数の個数: 56

約数和(自身を含む): 4831835904

約数和(自身を除く): 2811848384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 223, 320, 446, 892, 1115, 1784, 2230, 3568, 4460, 7136, 8920, 14272, 17840, 28307, 35680, 56614, 71360, 113228, 141535, 226456, 283070, 452912, 566140, 905824, 1132280, 1811648, 2264560, 4529120, 6312461, 9058240, 12624922, 25249844, 31562305, 50499688, 63124610, 100999376, 126249220, 201998752, 252498440, 403997504, 504996880, 1009993760, 2019987520]

約数ペア:

[(1, 2019987520), (2, 1009993760), (4, 504996880), (5, 403997504), (8, 252498440), (10, 201998752), (16, 126249220), (20, 100999376), (32, 63124610), (40, 50499688), (64, 31562305), (80, 25249844), (160, 12624922), (223, 9058240), (320, 6312461), (446, 4529120), (892, 2264560), (1115, 1811648), (1784, 1132280), (2230, 905824), (3568, 566140), (4460, 452912), (7136, 283070), (8920, 226456), (14272, 141535), (17840, 113228), (28307, 71360), (35680, 56614)]