1657383760

素因数分解:

$2^4\times 5^1\times {\mathrm{1669}}^1\times {\mathrm{12413}}^1$

素因数の和:14095

約数の個数: 40

約数和(自身を含む): 3856036680

約数和(自身を除く): 2198652920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1669, 3338, 6676, 8345, 12413, 13352, 16690, 24826, 26704, 33380, 49652, 62065, 66760, 99304, 124130, 133520, 198608, 248260, 496520, 993040, 20717297, 41434594, 82869188, 103586485, 165738376, 207172970, 331476752, 414345940, 828691880, 1657383760]

約数ペア:

[(1, 1657383760), (2, 828691880), (4, 414345940), (5, 331476752), (8, 207172970), (10, 165738376), (16, 103586485), (20, 82869188), (40, 41434594), (80, 20717297), (1669, 993040), (3338, 496520), (6676, 248260), (8345, 198608), (12413, 133520), (13352, 124130), (16690, 99304), (24826, 66760), (26704, 62065), (33380, 49652)]