20001739970

素因数分解:

$2^1\times 5^1\times {\mathrm{977}}^1\times {\mathrm{1009}}^1\times {\mathrm{2029}}^1$

素因数の和:4022

約数の個数: 32

約数和(自身を含む): 36093481200

約数和(自身を除く): 16091741230

約数列:

[1, 2, 5, 10, 977, 1009, 1954, 2018, 2029, 4058, 4885, 5045, 9770, 10090, 10145, 20290, 985793, 1971586, 1982333, 2047261, 3964666, 4094522, 4928965, 9857930, 9911665, 10236305, 19823330, 20472610, 2000173997, 4000347994, 10000869985, 20001739970]

約数ペア:

[(1, 20001739970), (2, 10000869985), (5, 4000347994), (10, 2000173997), (977, 20472610), (1009, 19823330), (1954, 10236305), (2018, 9911665), (2029, 9857930), (4058, 4928965), (4885, 4094522), (5045, 3964666), (9770, 2047261), (10090, 1982333), (10145, 1971586), (20290, 985793)]