388613080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{511333}}^1$

素因数の和:511363

約数の個数: 32

約数和(自身を含む): 920401200

約数和(自身を除く): 531788120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 511333, 1022666, 2045332, 2556665, 4090664, 5113330, 9715327, 10226660, 19430654, 20453320, 38861308, 48576635, 77722616, 97153270, 194306540, 388613080]

約数ペア:

[(1, 388613080), (2, 194306540), (4, 97153270), (5, 77722616), (8, 48576635), (10, 38861308), (19, 20453320), (20, 19430654), (38, 10226660), (40, 9715327), (76, 5113330), (95, 4090664), (152, 2556665), (190, 2045332), (380, 1022666), (760, 511333)]