7117840

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{461}}^1$

素因数の和:667

約数の個数: 40

約数和(自身を含む): 16670808

約数和(自身を除く): 9552968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 461, 772, 922, 965, 1544, 1844, 1930, 2305, 3088, 3688, 3860, 4610, 7376, 7720, 9220, 15440, 18440, 36880, 88973, 177946, 355892, 444865, 711784, 889730, 1423568, 1779460, 3558920, 7117840]

約数ペア:

[(1, 7117840), (2, 3558920), (4, 1779460), (5, 1423568), (8, 889730), (10, 711784), (16, 444865), (20, 355892), (40, 177946), (80, 88973), (193, 36880), (386, 18440), (461, 15440), (772, 9220), (922, 7720), (965, 7376), (1544, 4610), (1844, 3860), (1930, 3688), (2305, 3088)]