20565579880

素因数分解:

$2^3\times 5^1\times {\mathrm{6269}}^1\times {\mathrm{82013}}^1$

素因数の和:88293

約数の個数: 32

約数和(自身を含む): 46280500200

約数和(自身を除く): 25714920320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6269, 12538, 25076, 31345, 50152, 62690, 82013, 125380, 164026, 250760, 328052, 410065, 656104, 820130, 1640260, 3280520, 514139497, 1028278994, 2056557988, 2570697485, 4113115976, 5141394970, 10282789940, 20565579880]

約数ペア:

[(1, 20565579880), (2, 10282789940), (4, 5141394970), (5, 4113115976), (8, 2570697485), (10, 2056557988), (20, 1028278994), (40, 514139497), (6269, 3280520), (12538, 1640260), (25076, 820130), (31345, 656104), (50152, 410065), (62690, 328052), (82013, 250760), (125380, 164026)]