7847348540

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{809}}^1\times {\mathrm{9151}}^1$

素因数の和:10022

約数の個数: 48

約数和(自身を含む): 16812956160

約数和(自身を除く): 8965607620

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 809, 1060, 1618, 3236, 4045, 8090, 9151, 16180, 18302, 36604, 42877, 45755, 85754, 91510, 171508, 183020, 214385, 428770, 485003, 857540, 970006, 1940012, 2425015, 4850030, 7403159, 9700060, 14806318, 29612636, 37015795, 74031590, 148063180, 392367427, 784734854, 1569469708, 1961837135, 3923674270, 7847348540]

約数ペア:

[(1, 7847348540), (2, 3923674270), (4, 1961837135), (5, 1569469708), (10, 784734854), (20, 392367427), (53, 148063180), (106, 74031590), (212, 37015795), (265, 29612636), (530, 14806318), (809, 9700060), (1060, 7403159), (1618, 4850030), (3236, 2425015), (4045, 1940012), (8090, 970006), (9151, 857540), (16180, 485003), (18302, 428770), (36604, 214385), (42877, 183020), (45755, 171508), (85754, 91510)]