18560480

素因数分解:

$2^5\times 5^1\times {\mathrm{311}}^1\times {\mathrm{373}}^1$

素因数の和:699

約数の個数: 48

約数和(自身を含む): 44108064

約数和(自身を除く): 25547584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 311, 373, 622, 746, 1244, 1492, 1555, 1865, 2488, 2984, 3110, 3730, 4976, 5968, 6220, 7460, 9952, 11936, 12440, 14920, 24880, 29840, 49760, 59680, 116003, 232006, 464012, 580015, 928024, 1160030, 1856048, 2320060, 3712096, 4640120, 9280240, 18560480]

約数ペア:

[(1, 18560480), (2, 9280240), (4, 4640120), (5, 3712096), (8, 2320060), (10, 1856048), (16, 1160030), (20, 928024), (32, 580015), (40, 464012), (80, 232006), (160, 116003), (311, 59680), (373, 49760), (622, 29840), (746, 24880), (1244, 14920), (1492, 12440), (1555, 11936), (1865, 9952), (2488, 7460), (2984, 6220), (3110, 5968), (3730, 4976)]