20446680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{170389}}^1$

素因数の和:170403

約数の個数: 32

約数和(自身を含む): 61340400

約数和(自身を除く): 40893720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 170389, 340778, 511167, 681556, 851945, 1022334, 1363112, 1703890, 2044668, 2555835, 3407780, 4089336, 5111670, 6815560, 10223340, 20446680]

約数ペア:

[(1, 20446680), (2, 10223340), (3, 6815560), (4, 5111670), (5, 4089336), (6, 3407780), (8, 2555835), (10, 2044668), (12, 1703890), (15, 1363112), (20, 1022334), (24, 851945), (30, 681556), (40, 511167), (60, 340778), (120, 170389)]