15993040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{28559}}^1$

素因数の和:28579

約数の個数: 40

約数和(自身を含む): 42497280

約数和(自身を除く): 26504240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 28559, 57118, 114236, 142795, 199913, 228472, 285590, 399826, 456944, 571180, 799652, 999565, 1142360, 1599304, 1999130, 2284720, 3198608, 3998260, 7996520, 15993040]

約数ペア:

[(1, 15993040), (2, 7996520), (4, 3998260), (5, 3198608), (7, 2284720), (8, 1999130), (10, 1599304), (14, 1142360), (16, 999565), (20, 799652), (28, 571180), (35, 456944), (40, 399826), (56, 285590), (70, 228472), (80, 199913), (112, 142795), (140, 114236), (280, 57118), (560, 28559)]