7874090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{571}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 16308864

約数和(自身を除く): 8434774

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 571, 985, 1142, 1379, 1970, 2758, 2855, 3997, 5710, 6895, 7994, 13790, 19985, 39970, 112487, 224974, 562435, 787409, 1124870, 1574818, 3937045, 7874090]

約数ペア:

[(1, 7874090), (2, 3937045), (5, 1574818), (7, 1124870), (10, 787409), (14, 562435), (35, 224974), (70, 112487), (197, 39970), (394, 19985), (571, 13790), (985, 7994), (1142, 6895), (1379, 5710), (1970, 3997), (2758, 2855)]