38711470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:617

約数の個数: 48

約数和(自身を含む): 81669600

約数和(自身を除く): 42958130

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 199, 245, 397, 398, 490, 794, 995, 1393, 1985, 1990, 2779, 2786, 3970, 5558, 6965, 9751, 13895, 13930, 19453, 19502, 27790, 38906, 48755, 79003, 97265, 97510, 158006, 194530, 395015, 553021, 790030, 1106042, 2765105, 3871147, 5530210, 7742294, 19355735, 38711470]

約数ペア:

[(1, 38711470), (2, 19355735), (5, 7742294), (7, 5530210), (10, 3871147), (14, 2765105), (35, 1106042), (49, 790030), (70, 553021), (98, 395015), (199, 194530), (245, 158006), (397, 97510), (398, 97265), (490, 79003), (794, 48755), (995, 38906), (1393, 27790), (1985, 19502), (1990, 19453), (2779, 13930), (2786, 13895), (3970, 9751), (5558, 6965)]