1392520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1123}}^1$

素因数の和:1165

約数の個数: 32

約数和(自身を含む): 3237120

約数和(自身を除く): 1844600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1123, 1240, 2246, 4492, 5615, 8984, 11230, 22460, 34813, 44920, 69626, 139252, 174065, 278504, 348130, 696260, 1392520]

約数ペア:

[(1, 1392520), (2, 696260), (4, 348130), (5, 278504), (8, 174065), (10, 139252), (20, 69626), (31, 44920), (40, 34813), (62, 22460), (124, 11230), (155, 8984), (248, 5615), (310, 4492), (620, 2246), (1123, 1240)]