9773440

素因数分解:

$2^7\times 5^1\times {\mathrm{15271}}^1$

素因数の和:15290

約数の個数: 32

約数和(自身を含む): 23366160

約数和(自身を除く): 13592720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 15271, 30542, 61084, 76355, 122168, 152710, 244336, 305420, 488672, 610840, 977344, 1221680, 1954688, 2443360, 4886720, 9773440]

約数ペア:

[(1, 9773440), (2, 4886720), (4, 2443360), (5, 1954688), (8, 1221680), (10, 977344), (16, 610840), (20, 488672), (32, 305420), (40, 244336), (64, 152710), (80, 122168), (128, 76355), (160, 61084), (320, 30542), (640, 15271)]