74793460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{1097}}^1$

素因数の和:1600

約数の個数: 48

約数和(自身を含む): 180036864

約数和(自身を除く): 105243404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 487, 974, 1097, 1948, 2194, 2435, 3409, 4388, 4870, 5485, 6818, 7679, 9740, 10970, 13636, 15358, 17045, 21940, 30716, 34090, 38395, 68180, 76790, 153580, 534239, 1068478, 2136956, 2671195, 3739673, 5342390, 7479346, 10684780, 14958692, 18698365, 37396730, 74793460]

約数ペア:

[(1, 74793460), (2, 37396730), (4, 18698365), (5, 14958692), (7, 10684780), (10, 7479346), (14, 5342390), (20, 3739673), (28, 2671195), (35, 2136956), (70, 1068478), (140, 534239), (487, 153580), (974, 76790), (1097, 68180), (1948, 38395), (2194, 34090), (2435, 30716), (3409, 21940), (4388, 17045), (4870, 15358), (5485, 13636), (6818, 10970), (7679, 9740)]