1777772020

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1070947}}^1$

素因数の和:1071039

約数の個数: 24

約数和(自身を含む): 3778304544

約数和(自身を除く): 2000532524

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 1070947, 2141894, 4283788, 5354735, 10709470, 21418940, 88888601, 177777202, 355554404, 444443005, 888886010, 1777772020]

約数ペア:

[(1, 1777772020), (2, 888886010), (4, 444443005), (5, 355554404), (10, 177777202), (20, 88888601), (83, 21418940), (166, 10709470), (332, 5354735), (415, 4283788), (830, 2141894), (1660, 1070947)]