9444920

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{607}}^1$

素因数の和:1007

約数の個数: 32

約数和(自身を含む): 21340800

約数和(自身を除く): 11895880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 607, 778, 1214, 1556, 1945, 2428, 3035, 3112, 3890, 4856, 6070, 7780, 12140, 15560, 24280, 236123, 472246, 944492, 1180615, 1888984, 2361230, 4722460, 9444920]

約数ペア:

[(1, 9444920), (2, 4722460), (4, 2361230), (5, 1888984), (8, 1180615), (10, 944492), (20, 472246), (40, 236123), (389, 24280), (607, 15560), (778, 12140), (1214, 7780), (1556, 6070), (1945, 4856), (2428, 3890), (3035, 3112)]