2021844920

素因数分解:

$2^3\times 5^1\times {\mathrm{359}}^1\times {\mathrm{140797}}^1$

素因数の和:141167

約数の個数: 32

約数和(自身を含む): 4561855200

約数和(自身を除く): 2540010280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 359, 718, 1436, 1795, 2872, 3590, 7180, 14360, 140797, 281594, 563188, 703985, 1126376, 1407970, 2815940, 5631880, 50546123, 101092246, 202184492, 252730615, 404368984, 505461230, 1010922460, 2021844920]

約数ペア:

[(1, 2021844920), (2, 1010922460), (4, 505461230), (5, 404368984), (8, 252730615), (10, 202184492), (20, 101092246), (40, 50546123), (359, 5631880), (718, 2815940), (1436, 1407970), (1795, 1126376), (2872, 703985), (3590, 563188), (7180, 281594), (14360, 140797)]