5239940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 11574192

約数和(自身を除く): 6334252

約数列:

[1, 2, 4, 5, 10, 20, 37, 73, 74, 97, 146, 148, 185, 194, 292, 365, 370, 388, 485, 730, 740, 970, 1460, 1940, 2701, 3589, 5402, 7081, 7178, 10804, 13505, 14162, 14356, 17945, 27010, 28324, 35405, 35890, 54020, 70810, 71780, 141620, 261997, 523994, 1047988, 1309985, 2619970, 5239940]

約数ペア:

[(1, 5239940), (2, 2619970), (4, 1309985), (5, 1047988), (10, 523994), (20, 261997), (37, 141620), (73, 71780), (74, 70810), (97, 54020), (146, 35890), (148, 35405), (185, 28324), (194, 27010), (292, 17945), (365, 14356), (370, 14162), (388, 13505), (485, 10804), (730, 7178), (740, 7081), (970, 5402), (1460, 3589), (1940, 2701)]