17203760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1042

約数の個数: 80

約数和(自身を含む): 47235072

約数和(自身を除く): 30031312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 991, 1085, 1240, 1736, 1982, 2170, 2480, 3472, 3964, 4340, 4955, 6937, 7928, 8680, 9910, 13874, 15856, 17360, 19820, 27748, 30721, 34685, 39640, 55496, 61442, 69370, 79280, 110992, 122884, 138740, 153605, 215047, 245768, 277480, 307210, 430094, 491536, 554960, 614420, 860188, 1075235, 1228840, 1720376, 2150470, 2457680, 3440752, 4300940, 8601880, 17203760]

約数ペア:

[(1, 17203760), (2, 8601880), (4, 4300940), (5, 3440752), (7, 2457680), (8, 2150470), (10, 1720376), (14, 1228840), (16, 1075235), (20, 860188), (28, 614420), (31, 554960), (35, 491536), (40, 430094), (56, 307210), (62, 277480), (70, 245768), (80, 215047), (112, 153605), (124, 138740), (140, 122884), (155, 110992), (217, 79280), (248, 69370), (280, 61442), (310, 55496), (434, 39640), (496, 34685), (560, 30721), (620, 27748), (868, 19820), (991, 17360), (1085, 15856), (1240, 13874), (1736, 9910), (1982, 8680), (2170, 7928), (2480, 6937), (3472, 4955), (3964, 4340)]