18925320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6857}}^1$

素因数の和:6894

約数の個数: 64

約数和(自身を含む): 59253120

約数和(自身を除く): 40327800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 6857, 13714, 20571, 27428, 34285, 41142, 54856, 68570, 82284, 102855, 137140, 157711, 164568, 205710, 274280, 315422, 411420, 473133, 630844, 788555, 822840, 946266, 1261688, 1577110, 1892532, 2365665, 3154220, 3785064, 4731330, 6308440, 9462660, 18925320]

約数ペア:

[(1, 18925320), (2, 9462660), (3, 6308440), (4, 4731330), (5, 3785064), (6, 3154220), (8, 2365665), (10, 1892532), (12, 1577110), (15, 1261688), (20, 946266), (23, 822840), (24, 788555), (30, 630844), (40, 473133), (46, 411420), (60, 315422), (69, 274280), (92, 205710), (115, 164568), (120, 157711), (138, 137140), (184, 102855), (230, 82284), (276, 68570), (345, 54856), (460, 41142), (552, 34285), (690, 27428), (920, 20571), (1380, 13714), (2760, 6857)]