42788060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9859}}^1$

素因数の和:9906

約数の個数: 48

約数和(自身を含む): 106014720

約数和(自身を除く): 63226660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 9859, 19718, 39436, 49295, 69013, 98590, 138026, 197180, 276052, 305629, 345065, 611258, 690130, 1222516, 1380260, 1528145, 2139403, 3056290, 4278806, 6112580, 8557612, 10697015, 21394030, 42788060]

約数ペア:

[(1, 42788060), (2, 21394030), (4, 10697015), (5, 8557612), (7, 6112580), (10, 4278806), (14, 3056290), (20, 2139403), (28, 1528145), (31, 1380260), (35, 1222516), (62, 690130), (70, 611258), (124, 345065), (140, 305629), (155, 276052), (217, 197180), (310, 138026), (434, 98590), (620, 69013), (868, 49295), (1085, 39436), (2170, 19718), (4340, 9859)]